my music life in general 🙇

My general music life is that I only played two instruments and which is the piano and guitar and I just learning the guitar all over again with a new teacher but I do want to improve my guitar skills my guitar is not that special I got it from my neighbor 

Picture of my guitar 

Sorry if my rooms a bit messy but if you have any tips about how to quickly buy still be good at the guitar please let me know