Use Twitter— Get involved with the event on social media! Follow the event Twitter page to get the info you need related to the event. Use the event hashtag to tweet about your products, freebies, demo schedules, etc., in order to connect with your followers and let them know what to expect when they see you there. Refrain from using using messages such as “Come visit us at booth #___” – instead give your readers an incentive, such as a reason why they should make a stop by your team. Also make sure to retweet relevant posts or updates regarding the show to gain further visibility.
Using Social Media – Twitter
Defense, Government and Technology Events 