Now that you know what the 12 bar blues progression is, you might wonder if it will make all your songs and all your jams sound the same? Well, the simple answer is no. By varying the key, the tempo, the groove, the start of the song and the end of the song, you won't even think about that you're using the 12 bar blues over and over again. The real power of the 12 bar blues is that you can communicate everything to your fellow musicians just by saying 12 bar blues key of G, shuffle and then counterman after that, they know exactly what to do. If you want to be a little bit more advanced, you can instruct the band to start somewhere else down from the bar one there is Additional information on how to do this in the resource section.