low quality

I've seen plenty of domains where it boggles the mind why it has so many bids. What is really happening in the background to cause this on certain low quality domains? What's the psychology behind it? or is it all just maths? What I mean is I've seen some domains with tons of bids and then see...

I've seen plenty of domains where it boggles the mind why it has so many bids. What is really happening in the background to cause this on certain low quality domains? What's the psychology behind it? or is it all just maths? What I mean is I've seen some domains with tons of bids and then see...