While tipping is not a mandatory expense, it is a thoughtful gesture especially for those vendors that worked so hard to put your big day together. BUT with so many different wedding expenses, gratuities can definitely add up! Here is a San Diego Wedding Planner's guide on what to tip each of your awesome wedding ceremony & reception vendors so there are no surprises later! *ATTENTION: certain vendors may already include gratuity so make sure to read each contract carefully!