Sales. One component of your profit margin is your sales. Generally, the more coffee you sell, the higher your profit. There are a couple of things you can do to make sure your sales are as high as they can be. First, serve quality products. Second, hire a friendly staff.
Here, Annette Bening is in nerd glasses, those thick black frames that have become increasingly popular over the past 4 years (or so). You can see how her look is instantly transformed from the previous picture, just because of a change in frames. 3 of 19 Show All.
Metal is the most durable eyeglass frame materialalthough metal frames tend to be thinner in the eye wire, the part of the frame that holds the lens in place.Three of the most frequently used metals include aluminum, flexon and titanium, with steel being equal to titanium but offering fewer color options.