Anyone who can play an instrument of any type is gifted and shows that they are efficient at studying tricky things and reading a new kind of language - sheet music. There are tons of several kinds of instruments and each on of them can be tricky to learn - but none is more ordinary then the guitar.
The guitar is an American classic and is the backdrop for rock music that we and even our kids enjoy to jam to. We cannot help but be captured by the strumming of the acoustic guitar and the jamming of the electric guitar. Each of them are exceptional to listen to - but what good would they be to us if they were not tuned up right?
Anyone who owns one of these instruments understands the importance of keeping their instruments tuned decently. Over time the strings will become disaligned and the notes will sound flat or too high. This will ruin any song you are learning to play. The only way to fix this is to learn how to tune it on your own.
Not many of us have the musical ear we need to tune it by ourselves and to understand just when the note is exact. Because of this people have created particular tuning software. This lets you to tune it in front of your computer. Use a microphone and pluck and align the strings till the computer tells that it is ready.
For something a bit more traditional you will have the ability to buy a guitar tuning instrument. This is a small black box that will have a unique light that will signal whether or not you have it tuned it properly. Just pull on the strings and keep setting it till you have it in the correct spot.