Create a to import customers, products, variations, and orders.
Create a new Import Soap Service and use it to create a new import process.
Create new migration files to allow Quickbooks data to be imported into Drupal.
For the import procedure, create new migration tables.
To configure import settings, create a new settings file.
Create a new QWC Import generator that consumers can use to create the file that will be uploaded to the QB WebConnector.
When you click 'Update Selected' on the QB WebConnector on the import file, the same thing happens as when you click 'Update Selected' on the export file.
All import migrations are loaded.
Since the previous time the import ran, it gathers all newly updated customers, items, variations, and orders.
Goes through the migration process and creates/updates Drupal entities.
Create a couple of new mapping functions to check if the object has already been mapped in the migrate map import/export tables on either import or export.
If this is the case, instead of establishing a new entity, obtain the relevant sourceid/destid and update it.