Buy the pair at the Ask rate
Which means:
Buy 1EUR / Sell $1.5422
‐or‐
Sell the pair at the Bid rate
Which means:
Sell 1 EUR / Buy $1.5420
OK, but where’s the opportunity for profit?
The currency pair rates are volatile and constantly changing.
One way to profit is by buying a pair, then selling it at a higher rate.
The second way is by selling the pair, then buying it at a lower rate.
