Microsoft Dynamics AX 2012 includes many different ways to import data into the system. This document provides guidance about which import method to choose for the specific situations.
This is a very interesting read. As it makes mention of RapidStart.
For one, the partner has to register with RapidStart. Once registered you link a customer with a Voice account.
Then you configure and activate your services. There is an installation component require
You can set up templates to be used for upload and managed by RapidStart.
Partner source information
Online help on RapidStart