Are the bass strings at the top of a left-handed guitar?

It shouldn't matter, as the helical is a curved fletching, just so long as you have the one fletching pointing away from the bow.

Most string instruments are designed to have the bowing or strumming in the right hand and the fingering or fretting in the left. Although some are made so you can...

No, a mandolin has a high-pitched sound, the strings are very tight and incapable of sounding or playing like a bass.

Wash your hands with soap and water before you play the guitar. Wipe the strings down with a microfiber cloth after you finish playing. This will dramatically increase the lifespan...

It's a little pricey, but not too expensive. A good bass guitar setup typically costs $80-100.

It depends. If your instrument is in good shape and the neck is not bent out of shape, you don't need to replace them very often. Depending on how much...