Please check my sentence

English as a Second Language English Vocabulary, Grammar and Idioms
1

Hi all,

Would you please check if the following sentence is correct?

“We will send you an invoice showing the amount. Please make a payment within 30 days after your receipt of it.”

Aikamama

2

Hi Aikamama.

We will send you an invoice showing the amount. Please make your payment within 30 days of receipt.
or
Please make your payment within 30 days of receiving it.

3

Hi Beeesneees,

Thank you very much for your great help!

Aikamama