Of course, if one's requirements weren't too high, and you weren't trying to be set for life, but were simply trying to make some quick money, there were also things like volunteering in lab experiments or something along those lines. This involved the element of risk, so although it wasn't unethical, there were certainly still strong downsides.
Pursing his lips, Di Tou couldn't help but sigh as he found all of these methods weren't suitable for him. Thus, he could only turn to the last option, enterprising and entrepreneurship.