Interface from Legacy system to Sap

Hi all,

I worked in the functional design and implementation of an interface that works to update sales order from a legacy system to Sap

Now after some test, i receive the ok to move all the program in production enviroment

I'd like to know and to be sure of all the step to be checked and needed. The mail one for sure are related the data. So I checked all the custom table I created for this purpose.

Please advise me If I'm missing some important step

Many thanks for your help