Here's how it  Simply detach the Care Card from the top of this letter and keep it handy.
( Here ( ( 's ( how ( it ( Simply ( ( ( ( detach ( the ( Care Card ) ) ) ( from ( ( the top ) ( of ( this letter ) ) ) ) ) and ) ( keep ( it handy ) ) ) ) ) ) ) . ) )
(ROOT (S (NP (RB Here)) (VP (VBZ 's) (SBAR (WHADVP (WRB how)) (S (NP (PRP it)) (ADVP (RB Simply)) (VP (VP (VB detach) (NP (DT the) (NNP Care) (NN Card)) (PP (IN from) (NP (NP (DT the) (NN top)) (PP (IN of) (NP (DT this) (NN letter)))))) (CC and) (VP (VB keep) (S (NP (PRP it)) (ADJP (JJ handy)))))))) (. .)))
Simply detach the Care Card from the top of the letter and keep it in your pocket all the time.
( Simply ( ( ( ( ( detach ( the ( Care Card ) ) ) ( from ( ( the top ) ( of ( the letter ) ) ) ) ) and ) ( ( ( keep it ) ( in ( your pocket ) ) ) ( all ( the time ) ) ) ) . ) )
(ROOT (S (ADVP (RB Simply)) (VP (VP (VB detach) (NP (DT the) (NNP Care) (NN Card)) (PP (IN from) (NP (NP (DT the) (NN top)) (PP (IN of) (NP (DT the) (NN letter)))))) (CC and) (VP (VB keep) (NP (PRP it)) (PP (IN in) (NP (PRP$ your) (NN pocket))) (NP (PDT all) (DT the) (NN time)))) (. .)))