You seem to have only studied the subject superficially, because you forgot to mention promotions on bitcointalk and duelbits social media. There are a lot of interesting promos.
And... welcome bonus?  As far as I know, many users are suspicious of welcome bonuses because there are many pitfalls. Would you like to perform a quest to get out some little bonus funds?
Also, I think we need to look closer to the point about VPN. It would be useful to clarify with support the use of VPN: ok, we can't use VPN if we are from a banned region, but can we use VPN if we are NOT from a banned region?