The purpose of this site to to have a place for RPG collectors to post items for sale, trade, or auction in an "eBay" similar format without the expense of eBay.
As to "stability" and "longevity", well I'll tell you about my company and me, at least you'll know the site should be online for years to come since I never seem to kill any site I setup :)

Accounting Software Systems Integration Support Technology, Inc.
(dba) A.S.S.I.S.T., Inc.

Texas Corporation as of Feb 28 1996.
Tax ID: 75-2638627

We design, implement and maintain LANs & WANs for 400+ clients in 13 states.

I (Doug Rhea) own the company and have side hobbies like running this site and other "hobby" related sites.

I'll list a few, some get traffic, others don't since they didn't "take off", but they are still online:

2004 - RenegadeBBS.net
2003 - BBSFiles.com
2002 - Nordock.net
2001 - GameMastersRealm.com (BBS online since Feb 15, 1980)
2001 - MedievalGames.com
1999 - Lock-Load.org
1997 - LegacyRealm.com
1997 - Diablo-IronMan.com