Dell has a forum on the company web site that is not too bad.
All gps units require on board maps or a data connection. There are quite a few good gps apps in the play store. I don't use them much but navfree USA is free and does the job.
Yes each manufacturer modifies their version of android to each specific device. The Dell has a very "vanilla" unaltered version which is good.
Word is 4.4 should come out for dell venue 7 & 8 next month.
Dell forum link.
http://en.community.dell.com/support...es/f/4585.aspx
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