At any rate, the service was discontinued because a bunch of wallies abused the service for spam. Now it's back, with an added security measure in registration. Sending 3 VODACOM SMSes via email is a lot cheaper than equivalent smses, but with VODAWAP this isn't as great as it could be, but it's still very useful to add another email address to your contact just for those quick SMSes you want to send out.
Check it out https://www.email2sms.vodacom.co.za/vodacomSmsEmailService/Register.do
Sent via my BlackBerry from Vodacom - let your email find you!