http://www.inflatechan.net/live/ ask them about getting started, basic facts, good tools to use, etc.
dont bother mentioning its for farts, there are some incredibly intolerant PRICKS on that board who flip the fuck out at the mere mention of farting.
Code:
http://img215.imageshack.us/i/infl.jpg/
Also that picture is an okay explanation. Almost all of the pictures shown are dramatizations of inflation through photoshop or major pregnancies (like twins/triplets/etc). Also obviously its made by inflationists for other inflationists, so "cumming from rubbing belly" is bs
Thats about all I can give you in the ways of proof. I'm not really into inflation, but I know the circles because I like huge farts