Guerrilla Marketing workshop, 1 to 4 p.m. today, Coastal Enterprises, Inc., 35 Water St., Wiscasset. The cost is $15. Visit

www.wbcmaine.org

for more information or to register.

“Writing A Business Plan: Why you need one and when to revise it,” 2 to 5 p.m. today, SCORE Offices, 100 Middle St., Second Floor, East Tower, Portland. There is a nominal charge for the seminar. For more information and reservations, visit www.scoremaine.com or call 772-1147.

“You’re Hired: Science and Strategies for Persuasive Interviewing,” 6 to 9 p.m. today, True North Health Center, Foreside Place, Falmouth. $149 cost includes a one-on-one coaching session. Contact Patrick Veroneau at 650-4322.

Insurance Professionals of Greater Portland, 43rd annual All Industry Night, 5 p.m. Wednesday, Wyndham Airport Hotel, South Portland. The speaker is Tony Payne from the Alliance for Maine’s Future. For more information and reservations, call Sarah at 874-1612.

Portland Society of Architects’ “10-Minute Architect,” offering free consultations to interested community members, 4:30 to 6:30 p.m. Thursday, Bard Coffee, 185 Middle St., Portland.

“Core Responsibilities of Nonprofit Boards,” presented by the Institute for Civic Leadership, noon to 4:30 p.m. Thursday, York County Community Action Corporation, 6 Spruce St., Sanford. $70 for the first person and $55 for each additional person from the same organization. Visit www.civicleadership.org or call 773-3254, ext. 100.

“Information Security for Small Businesses: The dangers posed and what to do about them,” free seminar, 6 to 8 p.m. Thursday, Saco and Biddeford Savings Institution Operations Center, 50 Industrial Park Road, Saco. Space is limited, and reservations are requested. Call Donald Lauzier, vice president/community relations, at 602-7323.

A Passport Fair will be held at select post offices Saturday. The fair will offer information and accept passport applications from U.S. citizens. Details about cost and applications are available at travel.state.gov or by calling the National Passport Information Center toll-free at 1-877-487-2778. Participating post offices are: 8 a.m. to noon, 125 Forest Ave., Portland; 8:30 to 11 a.m., 39 Court St., Houlton; 8:30 a.m. to noon, 29 Main St., Limestone; 9 to 11 a.m., 202 Harlow St., Bangor; 9 to 11 a.m., 100 Alfred St., Biddeford; 10 a.m. to noon, 3 Washington St., Lubec.

“Certificate in the Fundamentals for Worksite Wellness,” six-week professional training course held from 1 to 3 p.m. starting March 30, Maine Medical Center Falmouth campus, 5 Bucknam Road. $289 for Southern Maine Wellness Council and Wellness Council of Maine members, $315 for others. Contact Tom Downing at 781-1545. Registration deadline is Friday.

Green Homes, six-week lecture series to help homeowners with building or renovation decisions, 6 to 8 p.m. Tuesdays, March 30 through May 4, at East End School Community Room, 195 North St., Portland. $10 per session or $50 for all sessions. Call Katye Charette at 329-0700 or visit www.maineusgbc.org for more information.

Seed Grant and Development Award workshops offered by Maine Technology Institute; 5 to 7 p.m. March 31 at Maine Technology Institute in Gardiner and from 9 to 11 a.m. on April 1 at the Abromson Center, University of Southern Maine, Portland. The workshops are free. To register, call Linda Adams at 582-4790, ext. 206. Visit www.mainetechnology.org for more information. Reservations are strongly encouraged. Walk-ins welcome, space permitting.