Price multiplier can be used on
Or on the channel manager page
Applying through the calendar:
Price multipliers on the calendar page is multiplies the price by the price multiplier (i.e. if price is set to $100, and price multiplier is 125%, the price sent to channels will be $125)
For Individual channels:
You can send different prices to different channels. They are usually used If the site operates in a specific currency or want to send higher/lower price to a specific channel.
Go to Setting > Channel Manager > (choose a channel).
Next to the property ID form, add a multiplier on the end of the property ID in the format [PROPERTY ID]*[MULTIPLIER %]. In the example below, *150 means a price increase of 50%.