Every time you purchase an item on one of the marketplaces you’ll get an unique purchase or license code. Follow these steps to get it:
Many customers have inquired about being able to use my items on multiple sites. Currently, Envato only offers a single-use license. I would love to see a developer’s license or volume pricing available, but that has not yet become a reality. There’s a petitioned for multi-use licenses on the forum, but unfortunately there have not […]
If you install Mailster you have to validate your purchase code. This ensures you have a valid license and eligible to use Mailster on your site. Here are the error messages which can show up during the verification process.
Mailster is sold exclusively on CodeCanyon (an Envato Marketplace) and the official license agreements are applied to your purchased license. The license is given in form of a unique key (purchase code) which will be used during registration and must be kept secret.
Your Mailster license is valid for a single site/domain. Read more about License info here.