A very effective and persuasive tactic when selling something is to promote its benefits as well as its features.Very simply, features are what something has; benefits are what those features do for you.For example, if you’re selling your used Oldsmobile, one of the features you might mention is its large trunk.If you focus only on the feature, you’ll say, “This car has a large trunk.” (Yawn) But if you promote that feature with its benefit, you could say, “The trunk is huge. You can get three s.