Thin platform is important for professional to beginners people who want to improve his skills or share own knowledge to another people as a teacher represented
Wow it is very high and largest opportunity for students to earn money online without any investment with part time work but it required your time 3_4 hour of a day
I think their is no time taken processes it totally depends upon the communication skills and writing skills that is most important to write a topic with completed information
I think mining from computer is very profitable because I am also do and after a year I earn 0.002 bitcoin .According to mining reports it is maximum account on PC through mining okey
Thanks you my brother I am also find a application through which I can earn money online by simple solving mathematics questions and do answer in an option point