[Important note - 2019-01-07] If your translations don't work anymore after updating Easy Booking to version 2.2.0, you need to rename your .mo/.po files as follow (replace "fr_FR" by your own language code):
Make sure you enabled stock management on WooCommerce settings and on your product settings and try to click the “Initialize availabilities” button on the plugin settings.If it still doesn’t work, please use the support forum or send an email.
You have 2 possibilities for variable products :
You can mix these solutions as you want to get the best solution for your needs (have some variations managed at parent product level and other individually).
Add this code to your theme’s functions.php, and customize it as you want: