Say that you're writing as business person in the community -- describe your position (owner, manager, etc.), name of business and type and its location.
Urge action to stop plans to construct a huge Wal-Mart at the 228/210 intersection because of its devastating impact on existing commercial development along 210.
State that research has shown that over 75% of Wal-Mart's revenues typically come from business taken away from existing stores. Compare what you and nearby businesses sell with what Wal-Mart sells and discuss the impact on your sales and business. (Check the fact sheet for additional information and ideas.)
Note that the proposed location for Wal-Mart is far from other commercial sites so beneficial spillover effects for neighboring businesses will be minimal.
The county estimates that each 500 square feet of retail generates one job, which means that the new store would need hundreds of new employees — state that you are concerned about keeping your present employees and filling vacancies, when it is already difficult to find workers.
Close by stating that you look forward to an answer on this critical matter.