they will remind you to make payment. if you do not pay, they will just close your account. if you want to host in DH again, you will need to start a new account.
Please pay attension, this is my guess
Do you know that you can disable “auto-rebill” in DH panel?
Save [color=#CC0000]$97[/color] (max discount) on dreamhost plans by using promo code: [color=#CC0000]97CRAZY[/color].