When is the most profitable to buy cryptocurrency?
What is more profitable to resell coins or pay in coins for the services of the company that issued them.
Are there any difficulties in reselling crypto money?
Everything depends on the market...
1.Nobody knows when it is the most profitable to buy cryptocurrency.
2.Reselling is more profitable but more risky

3. If you resell on the exchange, there are no difficulties. If somewhere else, you have to find your customer.