Americans spend approximately 180 hours a year commuting to work in their cars, according to the U.S. Census Bureau. What usually amounts to a colossal waste of time for commuters is actually a business gain for promotional consultants, who can take advantage of this attentive audience.

“For businesses, a car interior is the ideal real estate for their logo because drivers and passengers are captive to the message,” says Lindsay Hoylman, marketing specialist for New Kensington, Pennsylvania-based supplier Leed’s (UPIC: LEEDS).

Whether you’re looking to venture into a new market or expand business with a current client, follow these tips to rev up your profits with automotive accessories.

What Sells?
First and foremost, end users want products that make their lives easier.

Insurance and registration holders, auto expense logs, owner's manual holders and document cases are all popular products, says Michelle Fey Mitchell, vice president of marketing for Edgerton, Minnesota-based supplier Fey Line (UPIC: FEY).

Also popular are safety hammers, like the one sold by Ontario, Canada-based supplier Justin Case (UPIC: Justin). The tool is designed to break the window glass in the event of water submersion.