Link a Current Customer in QuickBooks to a CampLegal Contact You can now take an existing QuickBooks Customer and link it to a Contact in CampLegal. Gather the Customer ID within QuickBooks and link to a Contact in CampLegal. Related articles Page: Form Error 500: Unable to Open Form Page: How to send an Intake Page: Street Number — Postal Code Cannot Be Blank Page: How to create Invoices and link Payments to QuickBooks Page: Error uploading a Document