Core Music Skills
The ability to Read and Notate Music is one of the key core musicianship skills necessary to develop a deep understanding of how music works. If you are able to read and write music, it will allow you to quickly communicate your musical ideas to your fellow band mates.
In a typical professional setting, once a rehearsal has been carried out and the reading musicians have made themselves familiar with the charted music material, the show may readily be performed.
If you are new guitar and would like to get deepen your understanding of music theory and how it is applied to the guitar, I highly recommended these books below. They have been very beneficial in my development over the years.
Jazz Sheet Music Books
For Advanced Study
For Composition Study
For Song Writing