Following steps describe procedure to enable new current in Atomia platform. 

WARNING: Make sure to use transactions when performing database commands.

1. Update desired currencies to 'active'
   UPDATE AtomiaBilling..currency SET active = 1 where code in ('EUR', 'USD')
   ( For list of all available currencies and their current status: SELECT name, code, active FROM AtomiaBilling..currency )
2. Enable currency for each reseller where it is needed
   INSERT INTO AtomiaBilling..reseller_currencies
   SELECT r.id, c.id FROM AtomiaAccount..account a  
   INNER JOIN AtomiaBilling..account_details d ON d.account_id = a.id 
   INNER JOIN AtomiaBilling..reseller_configuration r on r.id = d.fk_reseller_configuration_id 
   INNER JOIN AtomiaBilling..currency c on 1=1 
   WHERE c.code IN ('EUR', 'USD') 
   AND a.name IN ('100000', '100497', '100617')
   
3. Define products' prices for each new currency