When entering payment information, do you need confirmation by physical. mail?

Question

Google AdMob

I entered the payment information, the day after it was confirmed. And on YouTube I heard that a letter should come, and there is a code.
Country Ukraine

Answer 1

Read the requirements and check the functionality if they are met: the policy of the service could change many times.
The videos on youtube give only a general overview, each of them is one of many directions, but not a guarantee that everything is exactly the way it is and that it will work.