What and which are other platforms of other brokers similar like "tradingqna"?

[HSL]

What and which are other platforms of other brokers similar like “tradingqna” ?

[Dorkstar1]

Aren’t you satisfied with your spamming here?

[SachinSingh]

This guy should be banned, seriously. He does not read previous posts before posting, posts spam stuff, and also has started such threads:

What and how is the source of the black income for a share market trading profession business ? How can a person generate black money in this profession of trading?

Every business has some source of white income i.e. bank official transfer income accountable money and some source of black income i.e. cash income unofficial unaccounted money .What and how is the source of the black income for a share market trading profession business ? How can a person generate black money in this profession of trading?