To learn Don Moen - (High Key without Background Vocals) I Will Sing chords, your practice should emphasize these chord progressions: C, G, C, F, Am, F, C, G and F. A strategic approach would be to train at 34 BPM initially, and then accelerate to the song's tempo of 69. Fine-tune the capo based on your vocal range, ensuring it complements the key of C Major.