Gmail Accounts

This ensures visitors are forced to view the single product page before adding to cart — good for detailed products like accounts or licenses.

Fallbacks for Description & Alt Text
You’ve handled missing short description and image alt text well with:

wp_trim_words() fallback.

$title fallback for alt attributes.

Translations (mm_t)
You’ve wrapped labels in a simple translation function mm_t(), so later you can localize via arrays or gettext.