Send a thank you card. If the project was high value, include a gift certificate to dinner or a donation to their favorite charity in their name.

7. Motivating the Pursuit and Procurement of Profitable Sales.
Implement a sales compensation plan that rewards salesmen for selling profitable work. Make sure the system rewards all salesmen equally for identical performance. Keep the sales team focused on high profit work.

Any competent estimator can land low profit work. If salesmen are going to earn their keep, they must close on a bundle of highly profitable work.

8. Improving the Salesmen's Selling Skills.
Virtually nobody in the construction arena can afford to hire a proven rainmaker. You must learn how to grow your own.

That means you need to coach your salesmen. If they develop beyond YOUR ability to help them, hire a sales coach.