Using the BOSS MICRO BR BR-80 is a breeze. First, if you want to record some quick ideas, switch to the Live Rec mode. Just turn it on and start playing your instrument or singing. The built - in high - quality stereo condenser microphone will capture the sound right away. Once you've got your basic recordings, you can move them to the MTR mode. Here, you can add more tracks, like additional instruments or vocals, to build your song. After your song is all done, import it to the eBand mode. This mode will give you backing - track accompaniment, which is great for practicing or performing. When it comes to storage, make sure to use a compatible SD/SDHC memory card, up to 32 GB. Don't forget to format the card before use to avoid any issues. As for maintenance, keep the device clean by using a soft, dry cloth. Avoid exposing it to extreme temperatures or moisture. Also, when you're using it as a USB audio interface, make sure your computer has the necessary drivers installed. With these tips, you'll get the most out of your BOSS MICRO BR BR-80.