Originally Posted by hellblazer

It could have been a lot of factors. First, Bidvertiser isn't exactly quality traffic, so there's one problem. Second, your product might have been in a bad niche, etc..

Third, your keywords could have been bad, your ad copy could have been bad.

Fourth, if you were direct linking, there was no presell. If you weren't direct linking, the landing page might have been unconvincing.

What was your CTR? How many clicks did you get? I'm sure you could still learn something from the information you generated.