Property Manager functions - Extras admin
From Jomres v4 manual
Property Manager functions - Extras admin 
Optional extras can be added to a booking while the booking is being performed. Name and Description are self explanatory, as is the Price. The chargeable daily flag allows you to define whether or not the extra should be charged just once or for every day of the booking.
- Name Mandatory
- Description Optional
- Price Mandatory
- Chargeable daily? Mandatory
(As of Jomres 2.7 the former Models minicomponent has been integrated into the standard system.)
The extras models allows you to offer more extensive types of extras models including forced* extras. This offers additional options which modify how an extra is charged at booking time.
Calculated per week Calculated per days Calculated per booking Calculated per person per booking Calculated per person per day Calculated per person per week Calculated per days (min days)
- Forced extras are those which are automatically added to a booking and cannot be removed.

