recovery of money

Sir , Providing the services in 2012 , then due to some financial problem the party told wait some time even though we drop the mail for invoice . In 2017, they acknowledge the bill agreed to pay the amount but again didnt mada any payments , in this situtaion can we file a summary suit on the basis of acknowledge mail of bill. And what are charges for summary suit in Noida. Pls Advice.

Yes, you can. The amount court fee payable varies from State to State.