Can you discuss the poetic elements of "50 Ways to Leave your Lover" by Paul Simon?

The fact
that Simon uses repetition in thehelps to bring out the idea that there is always human freedom
to extricate oneself from challenging situations.  The chorus brings this home through
repetition and rhyme, almost as if there is a design deliberate in breaking free from
commitments.  The rhyme is so strong in terms of linking name to method of leaving
("Bus" and...