Observers, plugins and preferences all change Magento behavior, with very different upgrade risk. A decision table, correct 2.4.x examples and the limits of each mechanism.
A map of which Magento 2 transactional email fires when, how to customize order confirmation templates safely, and an SPF, DKIM and DMARC checklist so emails reach the inbox.
Which Magento 2 extension categories are still worth paying for, which features are now in core or made redundant by Hyvä, and a checklist to vet any module before you install it.
A data-by-data map of what moves with Adobe’s migration tool, what needs work and what must be rebuilt, plus a step-by-step cutover plan.
A safe Magento 2 upgrade is mostly preparation and testing. This printable checklist covers every task before, during and after the upgrade, with an owner for each.
Adobe Commerce development
Storefront design
Performance & SEO
AI & agentic commerce
Release tracker
