I do not see how having a FS/Trade section will impact discussions. I think its a great idea and one of the things I looked for when I first signed up. No better place to sell/trade your Spydies IMO.
Not everyone is a member to all the knife forums and not eveyone cares to be. I myself to not want to be a member to 100 different forums.
I do not see how it would hurt anything. Also you can do like other forums and make it only available to members with a certain after a certain amount of posts.
CF Balance, CF Caly3 ZDP, Caly 3.5 SB, CAT 440C, Chaparral, Orange Jigged Damascus Delica, Blue Jigged Damascus Delica, BRG Delica ZDP(SOON TO BE G-10!), FG G-10 DragonFly, Gayle Bradley, 2012 Jester, H1 Ladybug Salt Hawkbill w/G-10 scales, Tan Manix 2 M4, MoonGlow Manix 2, C22CF Michael Walker, BRN Millie XHP, Native 5, PM2, All Black PM2, Gray PM2 20CP, Blue PM2 M390, Sage 1, Sage 2, Sage 4, Terzuola, CF Stretch ZDP, UKPK Drop Point