diff --git a/app/Classes/External/Accounting.php b/app/Classes/External/Accounting.php
new file mode 100644
index 0000000..40f79d5
--- /dev/null
+++ b/app/Classes/External/Accounting.php
@@ -0,0 +1,7 @@
+<?php
+
+namespace App\Classes\External;
+
+abstract class Accounting
+{
+}
\ No newline at end of file
diff --git a/app/Classes/External/Accounting/Quickbooks.php b/app/Classes/External/Accounting/Quickbooks.php
new file mode 100644
index 0000000..5ea034b
--- /dev/null
+++ b/app/Classes/External/Accounting/Quickbooks.php
@@ -0,0 +1,50 @@
+<?php
+
+namespace App\Classes\External\Accounting;
+
+use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Cache;
+
+use QuickBooksOnline\API\Data\IPPCustomer;
+use QuickBooksOnline\API\Facades\Customer;
+
+use App\User;
+use App\Classes\External\Accounting as Base;
+
+class Quickbooks extends Base
+{
+	private $api = NULL;
+
+	public function __construct(User $uo)
+	{
+		if (Auth::user())
+			throw new \Exception('User logged in - *TODO* handle this');
+
+		Auth::loginUsingId($uo->id);
+
+		$this->api = app('Spinen\QuickBooks\Client');
+	}
+
+	public function getCustomers($refresh=FALSE): Collection
+	{
+		if ($refresh)
+			Cache::forget(__METHOD__);
+
+		return Cache::remember(__METHOD__,86400,function() {
+			return collect($this->api->getDataService()->Query('SELECT * FROM Customer'));
+		});
+	}
+
+	public function updateCustomer(IPPCustomer $r,array $args)
+	{
+		$r->sparse = TRUE;
+
+		foreach ($args as $k=>$v)
+		{
+			$r->{$k} = $v;
+		}
+
+		return $this->api->getDataService()->Update($r);
+	}
+}
\ No newline at end of file
diff --git a/app/Console/Commands/QuickAccounts.php b/app/Console/Commands/QuickAccounts.php
new file mode 100644
index 0000000..9593af4
--- /dev/null
+++ b/app/Console/Commands/QuickAccounts.php
@@ -0,0 +1,269 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\User;
+use Illuminate\Console\Command;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Log;
+
+use App\Classes\External\Accounting\Quickbooks;
+use App\Models\Account;
+use App\Models\External\Integrations;
+use QuickBooksOnline\API\Data\IPPEmailAddress;
+use QuickBooksOnline\API\Data\IPPPhysicalAddress;
+
+class QuickAccounts extends Command
+{
+	/**
+	 * The name and signature of the console command.
+	 *
+	 * @var string
+	 */
+	protected $signature = 'external:sync:accounts {--m|match : Match Display Name}';
+
+	/**
+	 * The console command description.
+	 *
+	 * @var string
+	 */
+	protected $description = 'Sync Account numbers with External Sources';
+
+	/**
+	 * Create a new command instance.
+	 *
+	 * @return void
+	 */
+	public function __construct()
+	{
+		parent::__construct();
+	}
+
+	/**
+	 * Execute the console command.
+	 *
+	 * @return mixed
+	 * @throws \Exception
+	 */
+	public function handle()
+	{
+		DB::listen(function($query) {
+			Log::debug('- SQL',['sql'=>$query->sql,'binding'=>$query->bindings]);
+		});
+
+		foreach (Integrations::active()->type('ACCOUNTING')->get() as $into)
+		{
+			switch ($into->name)
+			{
+				case 'quickbooks':
+					$api = new Quickbooks($into->user);
+					break;
+
+				default:
+					throw new \Exception('No handler for: ',$into-name);
+			}
+
+			foreach ($api->getCustomers(TRUE) as $r)
+			{
+				$this->info(sprintf('Checking [%s] (%s)',$r->Id,$r->DisplayName));
+
+				if ($r->Notes == 'Cash Only')
+				{
+					$this->warn(sprintf('Skipping [%s] (%s)',$r->Id,$r->DisplayName));
+					continue;
+				}
+
+				if (! $this->option('match') AND (! $r->CompanyName AND (! $r->FamilyName AND ! $r->GivenName)))
+				{
+					$this->error(sprintf('No COMPANY or PERSONAL details for [%s] (%s)',$r->Id,$r->DisplayName));
+					continue;
+				}
+
+				if ($this->option('match')) {
+					$ao = Account::where('company',$r->DisplayName);
+
+					if (! $ao->count()) {
+						$uo = User::where('lastname',$r->FamilyName);
+
+						if ($r->GivenName)
+							$uo->where('firstname',$r->GivenName);
+
+						if ($uo->count() > 1 OR (! $uo->count()))
+						{
+							$this->error(sprintf('No SINGLE Users matched for [%s] (%s)',$r->Id,$r->DisplayName));
+							continue;
+						}
+
+						$uo = $uo->first();
+						$ao = $uo->accounts->where('active',TRUE);
+					}
+
+				} else {
+					if ($r->CompanyName) {
+						$ao = Account::where('company',$this->option('match') ? $r->DisplayName : $r->CompanyName);
+					} else {
+						$uo = User::where('lastname',$r->FamilyName);
+
+						if ($r->GivenName)
+							$uo->where('firstname',$r->GivenName);
+
+						if ($uo->count() > 1 OR (! $uo->count()))
+						{
+							$this->error(sprintf('No SINGLE matched for [%s] (%s)',$r->Id,$r->DisplayName));
+							continue;
+						}
+
+						$uo = $uo->first();
+						$ao = $uo->accounts->where('active',TRUE);
+					}
+				}
+
+				if (! $ao->count())
+				{
+					$this->error(sprintf('No Accounts matched for [%s] (%s)',$r->Id,$r->DisplayName));
+					continue;
+				}
+
+				if ($ao->count() > 1)
+				{
+					$this->error(sprintf('Too Many Accounts (%s) matched for [%s] (%s)',$ao->count(),$r->Id,$r->DisplayName));
+					continue;
+				}
+
+				$ao = $ao->first();
+
+				// If we are matching on DisplayName, make sure the account is updated correct for Business or Personal Accounts
+				$oldr = clone $r;
+
+				// @NOTE: This overwrites the ABN if it exists.
+				if ($r->PrimaryTaxIdentifier)
+				{
+					$this->warn(sprintf('ABN Overwrite for (%s)',$r->DisplayName));
+				}
+
+				switch ($ao->type)
+				{
+					case 'Business':
+						$r->CompanyName = $ao->company;
+						$r->ResaleNum = $ao->AccountId;
+						$r->SalesTermRef = '7'; // @todo
+
+						if ($ao->first_name)
+							$r->GivenName = chop($ao->user->firstname); // @todo shouldnt be required
+						if ($ao->last_name)
+							$r->FamilyName = $ao->user->lastname;
+
+						if ($ao->address1)
+						{
+							if (! $r->BillAddr)
+								$r->BillAddr = new IPPPhysicalAddress;
+
+							$r->BillAddr->Line1 = $ao->user->address1;
+							$r->BillAddr->Line2 = $ao->user->address2;
+							$r->BillAddr->City = $ao->user->city;
+							$r->BillAddr->CountrySubDivisionCode = strtoupper($ao->user->state);
+							$r->BillAddr->PostalCode = $ao->user->postcode;
+							$r->BillAddr->Country = 'Australia'; // @todo
+
+							//$r->ShipAddr = $r->BillAddr;
+						}
+
+						if ($ao->email) {
+							if (! $r->PrimaryEmailAddr)
+								$r->PrimaryEmailAddr = new IPPEmailAddress;
+
+							$r->PrimaryEmailAddr->Address = $ao->user->email;
+							$r->PreferredDeliveryMethod = 'Email';
+						}
+
+						if (! $r->Balance)
+							$r->Active = $ao->active ? 'true' : 'false';
+
+						break;
+
+					case 'Private':
+						$r->CompanyName = NULL;
+						$r->DisplayName = sprintf('%s %s',$ao->user->lastname,$ao->user->firstname);
+						$r->ResaleNum = $ao->AccountId;
+						$r->SalesTermRef = '7'; // @todo
+
+						if ($ao->first_name)
+							$r->GivenName = chop($ao->user->firstname); // @todo shouldnt be required
+						if ($ao->last_name)
+							$r->FamilyName = $ao->user->lastname;
+
+						if ($ao->address1)
+						{
+							if (! $r->BillAddr)
+								$r->BillAddr = new IPPPhysicalAddress;
+
+							$r->BillAddr->Line1 = $ao->user->address1;
+							$r->BillAddr->Line2 = $ao->user->address2;
+							$r->BillAddr->City = $ao->user->city;
+							$r->BillAddr->CountrySubDivisionCode = strtoupper($ao->user->state);
+							$r->BillAddr->PostalCode = $ao->user->postcode;
+							$r->BillAddr->Country = 'Australia'; // @todo
+
+							//$r->ShipAddr = $r->BillAddr;
+						}
+
+						if ($ao->email) {
+							if (! $r->PrimaryEmailAddr)
+								$r->PrimaryEmailAddr = new IPPEmailAddress;
+
+							$r->PrimaryEmailAddr->Address = $ao->user->email;
+							$r->PreferredDeliveryMethod = 'Email';
+						}
+
+						if (! $r->Balance)
+							$r->Active = $ao->active ? 'true' : 'false';
+
+						break;
+
+					default:
+						throw new \Exception('Unhandled account type: '.$ao->type);
+
+				}
+
+				// If something changed, lets update it.
+				if (count(array_diff_assoc(object_to_array($r,FALSE),object_to_array($oldr,FALSE))))
+				{
+					$api->updateCustomer($r,[]);
+				}
+
+				// If external integration doesnt exist, lets create it.
+				if (! $ao->ExternalAccounting($into))
+				{
+					$ao->external()->attach([$into->id=>['site_id'=>1,'link'=>$r->Id]]); // @todo site_id
+				}
+
+				// If the integration ID doesnt exist in the integration source, add it.
+				if (! $r->ResaleNum)
+				{
+					$api->updateCustomer($r,['ResaleNum'=>$ao->AccountId]);
+				}
+
+				// If integration exist, double check the numbers match
+				if ($r->ResaleNum != $ao->AccountId) {
+					$this->warn(sprintf('Integration ID Mismatch AID [%s] ID [%s]',$ao->id,$r->Id));
+					continue;
+				}
+			}
+		}
+	}
+}
+
+function object_to_array($object,$encode=TRUE)
+{
+	// For child arrays, we just encode
+	if ($encode)
+		return json_encode($object);
+
+	if (is_object($object)) {
+		return array_map(__FUNCTION__,get_object_vars($object));
+	} else if (is_array($object)) {
+		return array_map(__FUNCTION__,$object);
+	} else {
+		return $object;
+	}
+}
\ No newline at end of file
diff --git a/app/Models/Account.php b/app/Models/Account.php
index 5a70466..d26d05d 100644
--- a/app/Models/Account.php
+++ b/app/Models/Account.php
@@ -36,6 +36,11 @@ class Account extends Model
 		return $this->belongsTo(Country::class);
 	}
 
+	public function external()
+	{
+		return $this->belongsToMany(External\Integrations::class,'external_account',NULL,'external_integration_id');
+	}
+
 	public function invoices()
 	{
 		return $this->hasMany(Invoice::class);
@@ -91,6 +96,11 @@ class Account extends Model
 		return sprintf('<a href="/r/switch/start/%s"><i class="fa fa-external-link"></i></a>',$this->user_id);
 	}
 
+	public function getTypeAttribute()
+	{
+		return $this->company ? 'Business' : 'Private';
+	}
+
 	private function _address()
 	{
 		$return = [];
@@ -131,4 +141,19 @@ class Account extends Model
 			return $item->active AND $item->due > 0;
 		});
 	}
+
+	/**
+	 * Get the external account ID for a specific integration
+	 *
+	 * @param External\Integrations $o
+	 * @return mixed
+	 */
+	public function ExternalAccounting(External\Integrations $o)
+	{
+		return $this
+			->external()
+			->where('id','=',$o->id)
+			->where('site_id','=',$this->site_id)
+			->first();
+	}
 }
\ No newline at end of file
diff --git a/app/Models/External/Integrations.php b/app/Models/External/Integrations.php
new file mode 100644
index 0000000..fe39825
--- /dev/null
+++ b/app/Models/External/Integrations.php
@@ -0,0 +1,27 @@
+<?php
+
+namespace App\Models\External;
+
+use Illuminate\Database\Eloquent\Model;
+
+use App\User;
+
+class Integrations extends Model
+{
+	public $table = 'external_integrations';
+
+	public function user()
+	{
+		return $this->belongsTo(User::class);
+	}
+
+	function scopeActive()
+	{
+		return $this->where('active',TRUE);
+	}
+
+	function scopeType($query,string $type)
+	{
+		return $query->where('type',$type);
+	}
+}
\ No newline at end of file
diff --git a/app/User.php b/app/User.php
index 71aca89..bcc1da5 100644
--- a/app/User.php
+++ b/app/User.php
@@ -10,10 +10,11 @@ use Leenooks\Carbon;
 use Leenooks\Traits\UserSwitch;
 use App\Notifications\ResetPasswordNotification;
 use App\Models\Service;
+use Spinen\QuickBooks\HasQuickBooksToken;
 
 class User extends Authenticatable
 {
-    use HasApiTokens,Notifiable,UserSwitch;
+    use HasApiTokens,Notifiable,UserSwitch,HasQuickBooksToken;
 
 	protected $dates = ['created_at','updated_at','last_access'];
 	protected $with = ['accounts.services'];
diff --git a/composer.json b/composer.json
index 52278e2..cd026d1 100644
--- a/composer.json
+++ b/composer.json
@@ -28,6 +28,7 @@
         "spatie/laravel-demo-mode": "^2.2",
         "spatie/laravel-failed-job-monitor": "^3.0",
         "spatie/laravel-sitemap": "^5.2",
+        "spinen/laravel-quickbooks-client": "^3.0",
         "tymon/jwt-auth": "^0.5.12"
     },
     "require-dev": {
diff --git a/composer.lock b/composer.lock
index fa8fdb7..721c17a 100644
--- a/composer.lock
+++ b/composer.lock
@@ -4,7 +4,7 @@
         "Read more about it at https://getcomposer.org/doc/01-basic-usage.md#installing-dependencies",
         "This file is @generated automatically"
     ],
-    "content-hash": "811c846e37c98427b477d58a8e8ded48",
+    "content-hash": "8d997e88df489137705fe8a879e16642",
     "packages": [
         {
             "name": "acacha/user",
@@ -4084,6 +4084,67 @@
             ],
             "time": "2018-04-12T09:34:43+00:00"
         },
+        {
+            "name": "spinen/laravel-quickbooks-client",
+            "version": "3.0.0",
+            "source": {
+                "type": "git",
+                "url": "https://github.com/spinen/laravel-quickbooks-client.git",
+                "reference": "7360de3e07f1b397452c0b668787cfc0bb54b674"
+            },
+            "dist": {
+                "type": "zip",
+                "url": "https://api.github.com/repos/spinen/laravel-quickbooks-client/zipball/7360de3e07f1b397452c0b668787cfc0bb54b674",
+                "reference": "7360de3e07f1b397452c0b668787cfc0bb54b674",
+                "shasum": ""
+            },
+            "require": {
+                "illuminate/database": "5.5.*|5.6.*|5.7.*|5.8.*",
+                "illuminate/http": "5.5.*|5.6.*|5.7.*|5.8.*",
+                "illuminate/routing": "5.5.*|5.6.*|5.7.*|5.8.*",
+                "nesbot/carbon": "^1.26.3 || ^2.0",
+                "php": ">=7.2",
+                "quickbooks/v3-php-sdk": "^5.0.3"
+            },
+            "require-dev": {
+                "mockery/mockery": "^1",
+                "phpunit/phpunit": "~7.0.1|~8.0",
+                "psy/psysh": "^0.5.1",
+                "symfony/thanks": "^1.0"
+            },
+            "type": "library",
+            "extra": {
+                "laravel": {
+                    "providers": [
+                        "Spinen\\QuickBooks\\Providers\\ServiceProvider",
+                        "Spinen\\QuickBooks\\Providers\\ClientServiceProvider"
+                    ]
+                }
+            },
+            "autoload": {
+                "psr-4": {
+                    "Spinen\\QuickBooks\\": "src/"
+                }
+            },
+            "notification-url": "https://packagist.org/downloads/",
+            "license": [
+                "MIT"
+            ],
+            "authors": [
+                {
+                    "name": "Jimmy Puckett",
+                    "email": "jimmy.puckett@spinen.com"
+                }
+            ],
+            "description": "SPINEN's Laravel Client for QuickBooks.",
+            "keywords": [
+                "client",
+                "laravel",
+                "quickbooks",
+                "spinen"
+            ],
+            "time": "2019-02-27T02:38:48+00:00"
+        },
         {
             "name": "swiftmailer/swiftmailer",
             "version": "v6.2.1",
diff --git a/config/quickbooks.php b/config/quickbooks.php
new file mode 100644
index 0000000..ed994e4
--- /dev/null
+++ b/config/quickbooks.php
@@ -0,0 +1,96 @@
+<?php
+
+use App\User;
+
+return [
+
+    /*
+    |--------------------------------------------------------------------------
+    | Properties for the QuickBooks SDK DataService
+    |--------------------------------------------------------------------------
+    |
+    | The configuration keys for the SDK are inconsistent in naming convention.
+    | We are adhering to snake_case.  We make a sensible guess for 'base_url'
+    | using the app's env, but you can can it with 'QUICKBOOKS_API_URL'.  Also,
+    | the 'redirect_uri' is made in the client from the 'quickbooks.token'
+    | named route, so it cannot be configured here.
+    |
+    | Most of the time, only 'QUICKBOOKS_CLIENT_ID' & 'QUICKBOOKS_CLIENT_SECRET'
+    | needs to be set.
+    |
+    | See: https://intuit.github.io/QuickBooks-V3-PHP-SDK/configuration.html
+    |
+    */
+
+    'data_service' => [
+        'auth_mode'     => 'oauth2',
+        'base_url'      => env('QUICKBOOKS_API_URL', config('app.env') === 'production' ? 'Production' : 'Development'),
+        'client_id'     => env('QUICKBOOKS_CLIENT_ID'),
+        'client_secret' => env('QUICKBOOKS_CLIENT_SECRET'),
+        'scope'         => 'com.intuit.quickbooks.accounting',
+    ],
+
+    /*
+    |--------------------------------------------------------------------------
+    | Properties to control logging
+    |--------------------------------------------------------------------------
+    |
+    | Configures logging to <storage_path>/logs/quickbooks.log when in debug
+    | mode or when 'QUICKBOOKS_DEBUG' is true.
+    |
+    */
+
+    'logging' => [
+        'enabled' => env('QUICKBOOKS_DEBUG', config('app.debug')),
+
+        'location' => storage_path('logs'),
+    ],
+
+    /*
+    |--------------------------------------------------------------------------
+    | Properties to configure the routes
+    |--------------------------------------------------------------------------
+    |
+    | There are several routes that are needed for the package, so these
+    | properties allow configuring them to fit the application as needed.
+    |
+    */
+
+    'route' => [
+        // Controls the middlewares for thr routes.  Can be a string or array of strings
+        'middleware' => [
+            // Added to the protected routes for the package (i.e. connect & disconnect)
+            'authenticated' => 'auth',
+            // Added to all of the routes for the package
+            'default'       => 'web',
+        ],
+        'paths'      => [
+            // Show forms to connect/disconnect
+            'connect'    => 'connect',
+            // The DELETE takes place to remove token
+            'disconnect' => 'disconnect',
+            // Return URI that QuickBooks sends code to allow getting OAuth token
+            'token'      => 'token',
+        ],
+        'prefix'     => 'quickbooks',
+    ],
+
+    /*
+    |--------------------------------------------------------------------------
+    | Properties for control the "user" relationship in Token
+    |--------------------------------------------------------------------------
+    |
+    | The Token class has a "user" relationship, and these properties allow
+    | configuring the relationship.
+    |
+    */
+
+    'user' => [
+        'keys'  => [
+            'foreign' => 'user_id',
+            'owner'   => 'id',
+        ],
+        'model' => User::class,
+    ],
+
+];
diff --git a/database/migrations/2018_03_11_141103_create_quick_books_tokens_table.php b/database/migrations/2018_03_11_141103_create_quick_books_tokens_table.php
new file mode 100644
index 0000000..8171f7f
--- /dev/null
+++ b/database/migrations/2018_03_11_141103_create_quick_books_tokens_table.php
@@ -0,0 +1,43 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class CreateQuickBooksTokensTable extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::create('quickbooks_tokens', function (Blueprint $table) {
+            $table->increments('id');
+            $table->unsignedInteger('user_id');
+            $table->unsignedBigInteger('realm_id');
+            $table->longtext('access_token');
+            $table->datetime('access_token_expires_at');
+            $table->string('refresh_token');
+            $table->datetime('refresh_token_expires_at');
+
+            $table->timestamps();
+
+            $table->foreign('user_id')
+                  ->references('id')
+                  ->on('users')
+                  ->onDelete('cascade');
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::dropIfExists('quickbooks_token');
+    }
+}
diff --git a/database/migrations/2019_06_11_160940_add_external.php b/database/migrations/2019_06_11_160940_add_external.php
new file mode 100644
index 0000000..644941f
--- /dev/null
+++ b/database/migrations/2019_06_11_160940_add_external.php
@@ -0,0 +1,37 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddExternal extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+		Schema::create('external_integrations', function (Blueprint $table) {
+			$table->increments('id');
+			$table->string('name');
+			$table->longText('description');
+			$table->string('type');
+			$table->boolean('active');
+
+			$table->integer('user_id')->unsigned();
+			$table->foreign('user_id')->references('id')->on('users');
+		});
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+		Schema::dropIfExists('external_integrations');
+    }
+}
diff --git a/database/migrations/2019_06_11_161150_add_external_account.php b/database/migrations/2019_06_11_161150_add_external_account.php
new file mode 100644
index 0000000..2c323e9
--- /dev/null
+++ b/database/migrations/2019_06_11_161150_add_external_account.php
@@ -0,0 +1,39 @@
+<?php
+
+use Illuminate\Support\Facades\Schema;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Database\Migrations\Migration;
+
+class AddExternalAccount extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+		Schema::create('external_account', function (Blueprint $table) {
+			$table->bigInteger('account_id');
+			$table->integer('site_id')->nullable();
+			$table->integer('external_integration_id')->unsigned();
+			$table->string('link');
+
+			$table->foreign('site_id')->references('id')->on('ab_setup');
+			$table->foreign('external_integration_id')->references('id')->on('external_integrations');
+			$table->foreign('account_id')->references('id')->on('ab_account');
+
+			$table->unique(['site_id','account_id','external_integration_id'],'sae');
+		});
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+		Schema::dropIfExists('external_account');
+    }
+}