Please go through the following steps to buy any Cryptocurrency :
1) Login to your COSS account and go to 'Exchange' from your account dashboard;
2) Choose a trading pair depending on which currency you want to buy with;

3) Now you are on trading view. Here you can set up your buy order with the desired price or just choose the best selling order (on the right side).

Stay Frosty,

COSS team.