**Guest post written by Glen Perry of Audio Mastered. He's been a musician for over 15 years and has done everything the hard way so you don't have to. You can find more advice and buying guides, such as the best Bluetooth transmitters, over at AudioMastered.com.
"A common mistake bands and artists make is not paying attention to the economics of their merch table. Unfortunately, some bands shy away from a data-driven approach and only sell a few cliché merch items - think T-shirts. By taking a closer look at less expensive, but more profitable items, bands can add fresh additions to their revenue streams..."