eBay Links
http://www.ebay.com/
Fraud/transaction problems: http://pages.ebay.com/help/rulesandsafety/43110001.html 
Is the user "registered": http://cgi3.ebay.com/aw-cgi/eBayISAPI.dll?MemberSearchShow 
http://ebayexodus.com/ebayenough.html - webring for people sick of eBay
http://www.coolebaytools.com 
eBay Radio: http://www.ebayradio.info/ 
eBay Radio at wsradio.com: http://www.wsradio.com/internet-talk-radio.cfm/shows/eBay-Radio.html 
eBay University: http://pages.ebay.com/university/ 
Queen of Auctions: http://thequeenofauctions.com/ 

Auction Links
The Big Boys...
Sotheby's Auction House
Christie's Auction House
Barrett Jackson (Auto Auctions)
Skinner 
Butterfields  

http://pro.channeladvisor.com/pro/? 
dovebid.com/default.asp  
auctionwatch.com/
http://www.andale.com/ 
auctionguide.com 
auctions.yahoo.com 
auctions.amazon.com 
auctions.cnet.com/
auctions.msn.com/
auctions.yahoo.com/
internetauctionlist.com/
members.office1000.com/c1000_srcebay/ebay - lots of seller supplies
shippertools.com/
liquidation.com
wholesaleauction.com
bidfind.com 
auctioninsights.com/
auctionus.com/
http://www.ioffer.com 
Overstock Auctions 
Steal It Back - Police Auctions online
onSale - Computer gear
Search4Auctions - find the right auction
GunBroker - auctions for guns
Government Liquidation  
Liquidation.com

Appraisals
kovels.com 
http://www3.sympatico.ca/appraisers/ 
Strong Numbers 

Avenues to sell things:
Yahoo Auctions  
Yahoo Shopping   
eBay 
Craig's List  
Amazon 
Half.com  
Sell It On The Web
YardSale help  and more YardSale help

Avenues to buy things to resell: