Vodacom
Blackberry Internet Services and othe

I am a vodacom subscriber and on contract. Am using blackberry and everytime when my call limit has reached i cant use my BIS and cant even phone the free number, send please call me, nothing whatsoever. I believe that BIS last for 30 days but even if my call limit can be reach on the second day of the months the lock everything but i pay for that BIS separate.