The entry fee for the 2018 Expo is just $10 per person* (kids 17 and under are free). This gives you access to all the exhibitors, keynotes, workshops, and morning bird walks for the entire weekend. Morning bird walks are free and open to the public.
Avoid waiting in line at the door by buying your Expo ticket in advance! Present your advance tickets at the Expo for one free Expo raffle ticket ($5 value).