About Sea Commerce
 
In TOP, there is a pretty nice way for money making-- commerce trade!
 
If you have a corsair of your own, and you have got the permission, you could simply buy commerce products from one harbor and sell them elsewhere for more!
 
To check out how much cargo your corsair could load, simply click "Cargo" on your corsair attributes panel:
 
Then you could find how many slots you could use to store your cargo:
 
To learn how to get permission, the commerce products and the trader loacations, just read the other three sections of the guide. We're sure you'll get everything you wanna know!
 
OK, good luck and wish you could realize your millionaire dream soon! ^^