To start learning Cassie - Is It You chords, centre your learning around these elemetal chords sequence: Bb, F, Gm, Eb, Bb, G, F and Eb. Begin your practice at a relaxed 47 BPM, then work your way up to the song's BPM of 95. Fine-tune the capo based on your vocal range, ensuring it complements the key of Bb Major.