A full 7 day requested for Just 4 You data bundles

I often buy 7 day Just 4 You data bundles to top up the data allocation on my contract. <br> I do not like the day that a 7 day offer becomes a \6 and a bit"day offer as I am left feeling like Vodacom has ****** data from me every time I buy this data.<br> If I buy data at 9pm on a Friday night... I believe I should have access until 9pm the following Friday night. This would make it a proper 7 day bundle. Instead"