A free seminar titled "How to Work a Trade Show" is scheduled for Thursday, March 14, at 8:30 a.m. in the Juniper Room of the Salt Palace, sponsored by Industrial Shows of America Inc., a professional trade show management organization founded in 1960.

The speaker will be Marc L. Goldberg, president of Marketech, Tulsa, Okla., who has 24 years of trade show exhibiting experience. Seminar officials said it is open to anyone who owns or operates a business and is designed to help businesses maximize trade show exhibiting as a cost-effective marketing tool.