A coupon is a code that provides you with an additional discount on exchange of 0.05%.
This discount is cumulative with your discount, which is already accumulated by you during exchange operations,
if provided by coupon.

The coupon is provided by e-mail, after a successful exchange on our service,
provided that the service does not incur losses from the exchange itself.

The coupon can be used once.
Validity 24 hours after receiving it.