My TurboTax provides a $10 credit for state tax filing. I am not able to follow the instructions to add that service. When I open TurboTax, I can find no way to add that optional service. 
My TurboTax provides a $10 credit for state tax filing. I am not able to follow the instructions to add that service. When I open TurboTax, I can find no way to add that optional service.