thank you, interesting information for reflection), even in China, the etherium took first place)

first you need to register the address of each token in MEW, put the gas and send it to the stock exchanges)

It is necessary to look at the cost of gas for  https://ethgasstation.info

Most likely your friend forgot something. users usually send their private keys to attackers. it is also possible that he got a phishing site ... I read how hackers sent messages to the post that the purse fork of the etherium was sent to the mail ... while the address of the site of the attacker did not differ from the site of MEW

Participate in bounty campaigns on this forum) especially you can earn on Signature campaigns. Get your tokens and sell for the etherium, what's the problem?)

In no case will die, but on the contrary - the rate will reach 2000Usd by the end of this year.

It is possible and now it is safe to buy an etherium, now there is a consensus of 2018, during and after this conference crypto-currencies strongly rise in price. Until the end of the year the etherium will make X2-X3