<prompt> Translate the following text to EnglishKwa kweli, utangulizi wa sheria ya mwisho unasema kwamba sheria hiyo haitakuwa na athari mbaya kwa idadi kubwa ya wafanyabiashara wadogo wa wakala.  <response>: The preamble to the final rule actually states that the rule will not have a substantial adverse effect on a significant number of small broker-dealers. 