No nothing else you need to know. You can upgrade on-line.
It takes up to 5 days after the order is actived for the P2P throtrtle to be lifted.
You will also be in a new 12mth contract.
Yes, you need to-recontract or ugrade providing you are on Infinity 1.
I just made a new order and it says my order is now complete? I was on BT Infinity 2. I ordered this package
Have I done this correctly? I also have the 50GB Cloud
Yea, you will have to wait 5 days for the P2P restrictions to be removed.