to complain;  to make a complaint
 undisputed;  entirely;  perfect
 to complain;  to lodge a complaint
 chat-up line;  pick-up line;  (loving) words
 cliche;  platitude;  formula;  set phrase
 clincher;  pick-up line;  honeyed phrase;  telling phrase;  phrase that brings someone around, esp. in personal relationships
 blameless;  above reproach;  beyond reproach;  faultless;  perfect
 catchphrase;  promotional line;  slogan
 sales pitch;  sales lure;  catchphrase
 sales message;  sales copy
 witty (happy, apt) remark;  well-worded saying;  epigram;  aphorism