To add a Custom Field to Reservations, tap Manage, then tap Custom Fields

Tap Edit 

In the RESERVATION FIELDS section, tap + Add Custom Field

Complete the following fields:

Field	Description
Name	Enter the label for the Custom Field
Code	Enter an internal code, which will appear in two places:  - on a CSV file when this data is exported  - in an email template  Please enter a code with no spaces and one which is unique amongst the Custom Fields in your accounts
Default	Enter a value that you would like this Field to be pre-filled with or leave this section blank
History	Select this checkbox to record all changed made to the value entered in this Field
Visible	Select this checkbox for this Field to be visible to the Customer (Not applicable to all Model Types)
Editable	Select this checkbox for this Field to be editable by the Customer (Not applicable to all Model Types)
Model Type	This is the object that the Custom Field relates to.  It will be pre-selected to Reservation, but can be changed
Data Type	Select the data type for the field from the following options: - Text - Long Text - Multiple - Yes/No - Number - Date
Values	If you have selected 'Multiple' in the Data Type, enter the value selections in the Values Field.  These values need to be entered in a list, one beneath the other

Tap Save

The New Custom Field will appear in the following areas:

Reservation window

The box that appears when you tap directly on a Reservation in the Bookings screen

Online Booking

When creating an Online Booking, this Field will appear in the 'Confirmation Details' section of the process

Please note, in order for this Field to appear during Online Booking, it must be set to Customer Visible and Customer Editable