This is maybe good, but not working in some projects. For example I selling Construct 3 project. I just can t protect it in any case, or when some selling small opener page in JS. I don`t know, but in any case need something to do with it, because overbrain pirates now is to much
Requiring the user to enter their purchase code during the installation process. Allowing purchase validation You can.
-Obfuscating the part of the code in your application that does the validation etc You cannot. It’s against of the rules