There are only 3 essential elements on how to learn to strum your way through guitar lessons.
First, purchase your own guitar. Borrowing can bring so much fuss considering the fact that you might destroy or ruin somebody elses guitar. If the price isnt reaching the money at hand, go for something cheaper. Better yet buy a surplus. You could save a lot from buying a second hand guitar. Aside from its low price, it also reduces the anxiety of being used up in a couple of days. Hours of practice can bring about so much exhaustion on the part of the guitar.
Another element would fall under choosing the right guitar to play with. This would be influenced by your own judgment. How do you see yourself playing? Are you the sensitive or the hard core type of personality? Although a lot of guitarists started their career by playing the acoustic. Aside from its wide-range availability, an acoustic guitar is more trigger friendly than that of the electric. Why? Because you can play it anytime, anywhere you want to.
Last. Have someone listen to you. Sure you can learn on your own and there are a variety of resources to help you start playing but having someone stand by...