Let's start jamming Lifvens - Mjölkbilen chords, familiarize yourself with these chords - D, G, D, C, G, D, Em, G and Em in sequence. A strategic approach would be to train at 49 BPM initially, and then accelerate to the song's tempo of 99. Considering your vocal pitch and chord choices, adjust the capo in accordance with the key: D Major.