Originally Posted by GatorB

Just add another CC and you can get an Epassporte Select account which increases it to $1000 per transaction. Since Adwords charges your card every $500 or so, Epassporte is fine.

I've used Epassporte for Adwords for over a year. I consider myself serious. Maybe not a big player, but I've use epass and spend over $5K on Adwords in a month without a problem