Paying previous providers etc...hiw do I prove iv paid it

[Etc]

I need to pay talk talk 213..for early termination..sky said they would cover 200..but I need to prove and send bill and proof of payment to them.. What email do I send it to and how do they repay it

[caesarome]

@Etc 

This link explains what you need to do:

https://www.sky.com/help/articles/switching-credit-offer

You must provide a copy of the bill from Talk Talk where you have been charged an early termination fee and a copy of a statement showing that you have paid it and send these to Sky via this email address - switching credit @sky.uk (all one word without the gap)