Forgot to send the receipt with application

[daizy]

I forgot to send the important paper, the receipt.. please help what can I do? I made the payment but just didnt put the receipt in the application and send it in 3 day ago, can I call usps so they can return it to me or can I send the receipt to immigration?
Please Help, Thank you..

 

[polara69]

I forgot to send the important paper, the receipt.. please help what can I do? I made the payment but just didnt put the receipt in the application and send it in 3 day ago, can I call usps so they can return it to me or can I send the receipt to immigration?
Please Help, Thank you..

What receipt do you mean??