Custom values can be defined to specify specific values for this channel only. This will override the values you have set generally. Add the parameters one per line. Available parameters are:
Taxes and fees can apply as a percentage, per person, per day, per person and night.
In this example an adminfee of 10 will be sent.
'''1. Taxes'''
OCCUPANCYTAXPERSONNIGHT
'''2. Fees'''
ADMINFEE