If no rules have been set in product, global rules will apply according to the priority order given to them.
On the contrary, the correct price will be applied according to the configured product rules. If no product rules have been set for the concerned user role, the actual product price will remain unchanged and so “regular price” will apply.
Sure, you can create unlimited price rules for each product variation
Open “user settings” in plugin option panel and uncheck the concerned price option associated to each user role.
Yes, the plugin is compatible with both Aelia currency switcher and WooCommerce Currency Switcher (WPML).
The two plugins will let you have the role-based prices automatically and correctly converted into the currency that the customer is currently seeing.