To order a SSL Certificate from us go to the following link
After purchasing, the next step in the SSL process is to generate your order and submit a Certificate Signing Request (CSR) so that the issuing Certificate Authority (CA) can process the certificate. A CSR is simply encoded text that is created on your web server and contains information about the SSL certificate requester. This information includes, but is not limited to, the domain name for the certificate (referred to as a “Common Name”).
After you receive your certificate. You need to upload your ceritificate you received the the certificate from the issuer into your control panel in Plesk or Cpanel.