We can work anytime we want but as long as deadlines are meant as they want their work to be done on time.
As the clients increase,u can convert from a freelancer to an agency as you will delegate it to fellow employees or freelancers.
This is a very lucarative opportunity as with time u get good at skills and then u can charge more.
The payment options are secured by upwork!
Once u get a good portfolio,client khud aaiga aapki profile dekh kr.
In freelancing,sometime u may get clietns and sometimes not,but if u get good clients then the earning potential is better than traditional jobs.
Freelancing career development depends on your skill.