From the FAQ:
https://www.tcdb.com/FAQ.cfm?ITEM=General#5
Please review the entire FAQ:
https://www.tcdb.com/FAQ.cfm
It really does cover al ot of ground, but most of the questions new members have are there. I do believe you received an automated message when you joined with a link to the FAQ. Good reason for it. Welcome.
-- Dan --
Note: Please see my profile for more info regarding trading (section updated 3/4/2024). I have added a large portion of my inventory to the site, and currently have trading turned on (details are in my profile).