Sample : https://rvglobalsoft.zendesk.com/agent/tickets/13175
1. Inform customer that the price is change to 15, but as you're with us for many years we can provide you Dedciated old price at 12USD.
How
1. Calculate unsed date of VPS
2. Add credit the refund
3. Add trial license for the requested IP
4. Terminate VPS
5. Order as Dedicated by admin (restore the product and ARCHIVE BACK )
6. Inform the customer to pay invoice
