Friday, Sept. 10, IRS Briefing: Choosing the Right Entity for Your Business and Tax Avoidance Schemes. Learn how to spot potentially costly and illegal schemes.

9:30 to 11:30 a.m., Mason Enterprise Center, 4031 University Dr., Suite 200, Fairfax. Sponsor: Fairfax Small Business Development Center. No charge. Contact: 703-277-7700, dslaugh1@gmu.edu. Event Web site: www.sbdc.org.

Monday, Sept. 13, Business Planning for the Entrepreneur. Class for entrepreneurs on the need for a business plan and how to write one.

2 to 4 p.m., Fairfax Small Business Development Center, 7001 Loisdale Rd., 2nd floor, Springfield. Sponsor: Community Business Partnership. Cost: $35. Registration is required. Contact: Jesse Patton, 703-768-1440. Event Web site: www.cbponline.org.

Monday, Sept. 13, How to Win and Conduct Business with the Government. Learn how to gain a foothold in the government marketplace.

6:30 to 8:30 p.m., Enhanced Business Information Center, Martin Luther King Library, 901 G St. NW. Sponsor: Yes Circle. Cost: Varies. Contact: Margarita Rozenfeld, 703-989-8016, register@yescircle.org. Event Web site: www.yescircle.org.

Tuesday, Sept. 14, Software Demo Day Open House. Free software demonstrations and consultations to see how well your system addresses your company's needs.

8:30 a.m. to 2 p.m., 12012 Sunset Hills Rd., Reston. Sponsor: SSI Consulting. No charge. Registration is required. Contact: Jennifer Daniszewski, 410-944-3369, Ext. 4618. Event Web site: www.ssiconsulting.com/events.

Tuesday, Sept. 14, Start Your Business. Seminar on taxes, licensing, financing, business plans and more.

11 a.m. to 1:30 p.m., Rust Library, 380 Old Waterford Rd., Leesburg. Sponsor: Loudoun County Small Business Development Center. No charge. Registration is required. Contact: 703-430-7222, sbdc@loudounsbdc.org. Event Web site: www.loudounsbdc.org/eventcalendar.cfm.

Wednesday, Sept. 15, Inside the Security Clearance Process. Find out how to take advantage of the existing security clearance process.

7:45 to 9:30 a.m., Tower Club, 8000 Towers Crescent Dr., Suite 1700, Tysons Corner. Sponsor: Small and Emerging Contractors Advisory Forum. Cost: $30 for members; $60 for nonmembers. Registration is required. Contact: Jim Keeratisakdawong, 703-506-6700, Ext. 19503, jimk@induscorp.com. Event Web site: www.secaf.org.

Wednesday, Sept. 15, and Thursday, Sept. 16, Developing an Effective Business Plan. A two-day course on how to construct a business plan and financial proposal.

10 a.m. to 1 p.m., Mason Enterprise Center, 4031 University Dr., Suite 200, Fairfax. Sponsor: Fairfax Small Business Development Center. Cost: $65. Contact: 703-277-7700, dslaugh1@gmu.edu. Event Web site: www.sbdc.org.

Thursday, Sept. 16, Do-It-Yourself: Marketing That Really Works. Workshop on techniques to increase revenue, including making a plan and marketing on the Internet.

9 a.m. to noon, ScoreDC, 1110 Vermont Ave. NW. Sponsor: Service Corps of Retired Executives. Cost: $40. Contact: 202-606-4000, Ext. 287. Event Web site: www.scoredc.org.

Thursday, Sept. 16, Accounting Oversight for Tech. A dinner meeting discussing issues related to Public Company Accounting Oversight Board and Sarbanes-Oxley rules on Internet controls.

5:45 to 8:45 p.m., Tysons Westpark Hotel, 8401 Leesburg Pike, Vienna. Sponsor: Potomac Area Chapter of Institute of Management Accountants. Cost: $29. Contact: 202-462-6227, Ext. 1, Potomac_pres@theima.org. Event Web site: www.potomac.imanet.org.

Thursday, Sept. 16, The Art of Writing Grant Proposals. Learn how and where to research and evaluate funding prospects, how to manage key relationships with funders and how to make your proposals stand out from the rest.

7 to 9 p.m., First Class Lifelong Learning Center, 1726 20th St. NW. Sponsor: First Class Lifelong Learning Center. Cost: $25 for members; $35 for nonmembers. Registration is required. Contact: First Class, 202- 797- 5102, takeaclass@aol.com. Event Web site: www.takeaclass.org.

Send information on area technology events to facetime@washpost.com at least two weeks in advance. Please model your entry on the information listed above, and include the event date in the subject field of your e-mail.