Billing server odk aggregate

Hello everyone
-Can you explain to me how to pay the bill once you exceed the free limit of the odk aggregate? if possible with illustrattions.
-how many submissions does the odk server accept for free?
please I need your help

Read the following:

well received, thank you Yaw Anokwa.
I will come back to you after reading, if need be

Le jeu. 18 juil. 2019 à 19:27, Yaw Anokwa via ODK Forum a écrit :