To start learning David Essex - Rock On chords, delve into these chords sequence to get the song's feel: B, C#m, C#, B, C#, C#m, C# and C. A strategic approach would be to train at 76 BPM initially, and then accelerate to the song's tempo of 152. Considering the song's key of D Major, position your capo to suit your vocal and chord preferences.