Actually

When i tried to buy plugin from your site i have got error from paypal that residents of russian federation can't buy each other in USD. that restrict  terms of paypal and i should go back to store and select another currency - RUB.

How i can achieve this to buy plugin on your site?

The seller is http://www.oxwall.org/user/grey

Oxwall Core developer, Oxwall Foundation member

Thank you.