How do I add a security deposit to my listing? December 27, 2018 15:14 Updated The security deposit is the same as FishingBooker's commission. It's not possible to add an additional security deposit on top of the standard trip deposit. Learn how to adjust the commission. Related Articles: What is the commission? Related articles I did not add a photo to my profile, but one is visible. What do I do? What is the commission?