Perhaps $100 is more to your liking or, perhaps, you would be interested in making several smaller gifts during the year.
( ( ( ( ( Perhaps ( ( $ 100 ) ( is ( more ( to ( your liking ) ) ) ) ) ) or ) , ) ( perhaps ( , ( you ( would ( be ( interested ( in ( ( making ( several ( smaller gifts ) ) ) ( during ( the year ) ) ) ) ) ) ) ) ) ) ) . )
(ROOT (S (S (ADVP (RB Perhaps)) (NP ($ $) (CD 100)) (VP (VBZ is) (ADJP (ADJP (JJR more)) (PP (TO to) (NP (PRP$ your) (NN liking)))))) (CC or) (, ,) (S (ADVP (RB perhaps)) (, ,) (NP (PRP you)) (VP (MD would) (VP (VB be) (ADJP (JJ interested) (PP (IN in) (S (VP (VBG making) (NP (JJ several) (JJR smaller) (NNS gifts)) (PP (IN during) (NP (DT the) (NN year)))))))))) (. .)))
If you give us $100 now, we won't ever ask you to give another gift again. 
( ( If ( you ( ( give us ) ( ( $ 100 ) now ) ) ) ) ( , ( we ( ( ( ( wo n't ) ever ) ( ask ( you ( to ( ( give ( another gift ) ) again ) ) ) ) ) . ) ) ) )
(ROOT (S (SBAR (IN If) (S (NP (PRP you)) (VP (VBP give) (NP (PRP us)) (NP (NP ($ $) (CD 100)) (ADVP (RB now)))))) (, ,) (NP (PRP we)) (VP (MD wo) (RB n't) (ADVP (RB ever)) (VP (VB ask) (S (NP (PRP you)) (VP (TO to) (VP (VB give) (NP (DT another) (NN gift)) (ADVP (RB again))))))) (. .)))