sf wrote:

>
> Thanks for all the information, Greg. Looks like I'll get a block
> account from them too. One more question: How do you track your
> usage? Do they warn you when you're getting low and need to renew?
>
> Thanks

Once you've registered and paid for your first 'block' you can login to
their site anytime to check your quota i.e. how much you've used and
what you have left. There is an option to 'top-up' on that page too.
--
Cheers
Chatty Cathy