GCS Business group
TNT asking for money

I got the letter from Microsoft that I won 250 000 and they asked me to send the mail to mr. Thomas Wilson - Mr. Thomas Wilson

(DESPATCH OFFICER),

(Dispatch Officer)

COURIER SERVICE

CALL

447024087599

447031950652

447024066883

TNT COURIER SERVICE

After that I received the letter that I have to pay 350 pounds for the my cheque delivery. What is this?