Monday, Aug. 2, Dog Days of Summer Happy Hour. Happy hour for professionals and their dogs.

5:30 to 7:30 p.m., Washington Dulles Airport Marriott Pavilion, 45020 Aviation Dr., Dulles. Sponsors: Hinge, Total Strategy and Canine Caterers. Cost: $30; dogs admitted free. Registration is required. Contact: Kim Guarino, 703-378-9655, kguarino@studiohinge.com.

Tuesday, Aug. 3, IT Technology Showcase Day. Technology providers will be featuring their latest products, followed by a networking cocktail reception.

9:30 a.m. to 8 p.m., Library of Congress, 101 Independence Ave. SE, Madison Building. Sponsor: Aspen Systems and DC Tech Council. Cost: Exhibit is free. Reception is $30 for DC Tech members and guests, $50 for nonmembers. Registration for reception is required. Contact: ayana@dctechcouncil.org. Event Web site: www.dctechcouncil.org.

Wednesday, Aug. 4, Start Your Business. Learn about marketing, insurance, plan development 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.

Thursday, Aug. 5, How to Start a Business. Learn about records, taxes, loans, insurance and marketing.

9 a.m. to 4 p.m., Score DC, 1110 Vermont Ave. NW, 9th floor. Sponsor: Service Corps of Retired Executives. Cost: $50. Contact: Laverne Webb, 202-606-4000, Ext. 287, info@scoredc.org. Event Web site: www.scoredc.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.