More fixes for invoice_to, fix PushNew on belongs to relations

app/Traits/PushNew.php

@@ -13,13 +13,18 @@ trait PushNew
 {
 	public function pushNew() {
 		if (! $this->save()) {
+			// We dont traverse this models relations
 			return false;
 		}
 
 		// To sync all of the relationships to the database, we will simply spin through
 		// the relationships and save each model via this "pushNew" method, which allows
 		// us to recurse into all of these nested relations for the model instance.
-		foreach ($this->relations as $models) {
+		foreach ($this->relations as $key => $models) {
+			// If we are not pushable, jump to the next item.
+			if (! is_array($this->pushable) OR ! in_array($key,$this->pushable))
+				continue;
+
 			$models = $models instanceof Collection
 				? $models->all() : [$models];