What is the best software to start with?

[misty kestrel]

I seem to always start with either a game or anti virus, and games aren't usually to profitable and take too much time, anti virus is easy but is only profitable in the short term.

[potent turtle]

I usually go for Computer OSes

In Impossible mode, you can expect up to like 10,000,000$ in sales after releasing it in 1983