7. You're not grinding properly
"If you've got a limited amount to spend on coffee gear, I'd recommend using most of the budget on a grinder," says Geoff. It's counterintuitive, but that's just how important it is to get an even grind.
8. You're storing the beans wrong
"First off, don’t store your coffee in the refrigerator or freezer. The cold temperatures can dry it out, which is never a good thing," says Greg. Lorenzo proclaims the five enemies of coffee storage to be "heat, light, oxygen, moisture, and age."