Tag Archives: extras

Important Tips for MODX Extra Developers

As the creator of a MODX extra, you have a responsibility to remove all parts of your package when your package is uninstalled. Some of the things installed by a package …

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[WHMCS] Upsell Products

A good way to earn extra revenue is by upselling extra products and services during the order process. For example, for a domain you might upsell domain privacy protection, for …

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