Vodacom cheat customers on night owl data

<p>Upgrade to open line with night owl service was told night time frame 12 till 6 vodacom change time frame without notify customers download within 5-6 zone only discover my day data was used and not night owl as was told phoning customer service speaking to Johanna ,Thami because vodacom is more offline than online promise to phone back still waiting try after sales talk to Linda she could not find my open package I really dont understand this the only thing I want is my data back who do I contact to get ***istance thanks</p>