A nice little set of videos I made on getting started with the InvisaGig.
Full length (19 mins): https://www.youtube.com/watch?v=1MNaREYx2MY
TLDR version (4+ mins): https://www.youtube.com/watch?v=GubBJXja-u0
SIM/Carrier Configuration Settings (14 mins): https://www.youtube.com/watch?v=lpX1ncNuqj4
A general intro into optimizing your connection (20 mins): https://www.youtube.com/watch?v=tpsAdwBqt7w