Negligence / appeal against Registrar rejecting complaint / complaint adviser should have known visa application had no prospect of success / visa criteria relating to income could not be met by relying on retainer or commission as income / Registrar considered adviser’s work competent & did not address income complaint / Registrar rejected complaint on basis it disclosed trivial or inconsequential matter / Immigration Advisers Licensing Act 2007, s 442, s451, s54 / Code of Conduct 2014, cl1, cl9, cl26aiii & cl26c / evidential foundation for allegations established / allegation adviser aware of income issue at outset & complainant not advised of risks / appeal allowed