Investment in Foreign Stocks and Crowdfunding Platforms

Hi 

wanted to know, basic and general information about 

1. current laws, provisions that Legally allow Investment into Foreign Stock market (not in terms of investment limit) remittance of profits into Indian Bank account 

2. current laws that provisions allow Investment into Crowd funding in Foreign Countries & remittance of profits into Indian Bank account 

for both Indian Citizens Residing in India &  Residing overseas,