No affiliation, just fondness. I've used the site for years. It's perfect.

I find prepaid plans (USA) that are the best possible fit for me - plans I'd never find otherwise.

Most recently I needed a data only plan on the Verizon network for my travel notebook. I use it for a few hours, every month or three. I found a MobileX plan for $2/MO + $2/GB. Exactly what I was looking for.