Which name is better?

[MilkyLicker]

I am developing a domain name auction site and wanted to know which name I should use. I don't want an appraisal, just want to know which one you guys think would be better.

tldbid.com
or
tldbay.com

 

[.edu]

Reg them both. They are both brandable.

 

[LeeRyder]

ya, i gotta say noth are rather catchy. Reg both, you can't lose that way