RUMFORD - The River Valley Technology Center, Growth Council and Chamber of Commerce will present a business lunch and learn opportunity "River Valley Expo 2008 Pre-Show" on Aug. 20 from 11 a.m.-2 p.m. at the River Valley Technology Center, 60 Lowell St. Cost is $10 and includes lunch. Chamber members pay $8. Prepayment is required; there will be no refunds. Pre-registration is required and can be made by calling Lorraine at 369-0396, or by e-mail: lorraine@rvgc.org by Aug. 18

The seminar will include the do's and don'ts of trade show exhibiting, how planning is a key to a successful show, panel discussions of past exhibitors to provide guidance on what has worked or not worked, plus an informal exchange of ideas.

For more information on the River Valley Expo, contact Yvonne Allen at 364-8728.