Guest Speaker - Lindsey Boggs LinkedIn's Head of Marketing refers to Lindsey as "Legend in the Real of Social Selling" and someone who "knows how to sell." Receiving the highest Social Selling Index (SSI) score at the recent LinkedIn Sales Connect conference, Lindsey was recognized for her unique and effective outreach for prospecting. Lindsey's fearless persistence, focus, and innovation have all played a part in her continuous success as a sales leader. USPS Executive Speakers Vendor Exhibits Networking with Mailing Industry Professionals Educational Session with Knowledgeable postal experts.