The Greater Memphis Chamber will hold a Lunch and Learn Tuesday from 11:30 a.m. to 1 p.m. at Bethel University, 5885 Ridgeway Center Parkway. The event is free for members and prospective members. To register, contact Alexis Rutland at 543-5311 or arutland@memphischamber.com.

The Memphis Chapter of the Construction Specifications Institute will meet Thursday at 5:30 p.m. at The Racquet Club of Memphis, 5111 Sanderlin Ave. Thomas Mayberry of the Pillar Sales Group will speak on “Building Envelope Air Barriers.” Reservations are due Tuesday by 3 p.m. For reservations, contact Pam Davison at 261-4671 or pdavidson@allenhoshell.com.

Methodist Healthcare Sleep Disorders Center will present “High Blood Pressure, Diabetes, Obesity, Heart Disease: Ways Sleep Disorders Impact Your Health” with Dr. Merrill S. Wise Tuesday at 6:30 p.m. at the Germantown Centre, 1801 Exeter Road. The seminar is free. For more information, call 683-0044.

The Alliance for Nonprofit Excellence will host “A Conversation with Mayor Wharton” Wednesday at 8:30 a.m. in Spain Auditorium at Christian Brothers University, 650 East Parkway S. Memphis Mayor A C Wharton Jr. will speak about how his administration is helping the city’s nonprofit organizations weather the recession. For more information, call 684-6605 or visit www.npexcellence.org.

The Center City Development Corp. board of directors will meet Wednesday at 9 a.m. in the Center City Commission conference room, 114 N. Main St.

The Sales and Marketing Society of the Mid-South will hold a luncheon Wednesday from 11:30 a.m. to 1 p.m. at the Holiday Inn Select East Memphis, 5795 Poplar Ave. Ed Horrell will speak about the Kindness Revolution. The luncheon is free for members and $25 for guests. For reservations, call 866-290-4241 or visit www.sms-midsouth.org.

MPACT Memphis will present “MPACT Civics 101: Special Edition-Education” Wednesday from 6 p.m. to 7:30 p.m. at Church Health Center Wellness, 1115 Union Ave. For reservations or more information, e-mail Michael Whaley at civicengagement@mpactmemphis.org.

The Memphis Farmers Market Dinner Tour will be held Wednesday at 6:30 p.m. at Felicia Suzanne’s, 80 Monroe Ave. Cost is $60 per person. For reservations, call 523-0877.