How to make my EA subscription based?

 
Hi, I want a guide to see how to make EA monthly subscription based, and how to protect it against theft of source code? Thank you 
 
halshatari911:
Hi, I want a guide to see how to make EA monthly subscription based, and how to protect it against theft of source code? Thank you 

You can publish it in the Market, putting only rental prices as a purchase option.

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