As commerce becomes increasingly digitized and customers become increasingly sophisticated, I spend plenty of hours trying to get my business clients to understand which marketing strategies make sense for them. My wife and I hosted a good old-fashioned garage sale over a recent long weekend, and I was amazed and amused at the lessons I relearned. They're easy to forget these days. Here's a handful:

Exmark has launched a new Referral Program targeted at its farm and acreage customers. The new program launched in March, and runs through the end of 2014. Exmark Director of Marketing, Daryn Walters, said the new program makes it easy for existing non-commercial customers to share their recommendation of the Exmark brand.

AGCO dealers using Charter Software's popular ASPEN dealership management system continue to gain access to new AGCO electronic transactions using the ASPEN AGCO Communications Interface.

Charter Software officially launched their new dealership sales enhancement tool, ASK (ASPEN Sales Kiosk), at their debut at the ARA Rental Show as an approved software vendor for Doosan-Bobcat dealers. ASK is a sales tool built into the ASPEN dealership management system that provides a way for dealership customers to browse inventory.

Jurors have ruled against tractor maker Deere & Co. in a lawsuit that alleged rivals were infringing on its patent covering the design of heavy-duty mowing blades.

Ervin Equipment, Inc., a leading supplier of new and pre-owned transportation equipment, is now the official dealer of new Talbert Manufacturing trailers in south Texas and Mexico.

Congratulations to A&M Green Power Group for being selected as the 2013 Dealership of the Year.

Every second of every day, a salesperson somewhere in the world is giving a customer something that the customer simply does not want. When this happens, it's always because the salesperson doesn't know the following four facts: