Here http://gaming-asylumwiki.com/wiki/Main_Page you can read through everything you have to know (money making methods) If you do have any other questions regarding stuff like this any support member would love to help you out. Just join the General Support and wait for someone to pull / msg you.
If the refugees need any help http://gaming-asylumwiki.com/wiki/Main_Page
Look through whats suits you the best to make money uranium , meth, coke etc.