LEWISTON — The Androscoggin County Chamber of Commerce will host a Brown Bag discussion, “Mobile Marketing,” from noon to 1:15 p.m. Tuesday, July 23, at the chamber office, 415 Lisbon St.

Justin Starbird, a founding partner and chief operating officer of East Bay Marketing Group, will share a couple of simple steps that could make a business more profitable and marketing efforts more efficient. He will cover the three questions business owners need to ask about current marketing/advertising campaigns, and the seven secrets that marketing experts don’t want to share.

The event is free of charge. To register, call 783-2249 or go to: www.androscoggincounty.com.

Chamber Brown Bag discussions are sponsored by FairPoint Communications.