Now, we can upload external data to GA using Dimension Widening. The dimension Widening is helpful to
Import offline data and sync with online visitor behavior.
Dimension Widening Integration
Goto Admin, Property Settings & Data Import.
For more Details Check Cutroni Blog : http://cutroni.com/blog/2013/10/30/dimension-widening-import-data-directly-into-google-analytics/
Thanks Cutroni for sharing this info
Google+
