Bkassets.com utilizes two websites for online auctions. Each individual item will be listed for auction on one of the two sites. Each ad will indicate which one of these websites will host the auction for the item you are considering.
For eBay auctions, if you are not registered, it is simple and free. To register to bid see www.ebay.com and then click on Customer Support Or, for an auction on bkassets website:
For BKAssets, if you are not registered, it is also simple and free. Click on Bidder Registration at the top right corner.