Originally Posted by Konda

Domainnamesystems is known for doing this. If you don't renew your domain it's gone. Sometimes after just a few days. There are many many horror stories about them on this board.

Most registrars send reminders about renewals months in advance, then the last weeks every week, then every day. There is no way to miss it. But domainnamesystesms doesn't send any reminders at all. If you run out of funds in your account they only send 1 failed to renew email. If you happen to be travelling or something and find it a few days later, your domain is already gone ...