setting Extras compatibility
Custom Extras is a very powerful feature as it lets you setup your bikes exactly how your customers want them, and also lets you track all those extras you have - that are often very specific to your business.
March 2017
But not all extras are compatible with all your rental units.
The compatibility matrix is a way of defining which extras go with which of your rental items.
It lists all your product lines - and your extras and you check which ones go with each.
Default is on - meaning extra is compatible with product.
You access it on the system->settings->extras Matrix panel
Changing the names of your product lines.
You can edit your Product Line names in this panel: