(1) Which (a) law firm and (b) advocates appeared on behalf of his department respectively in the court cases against the (i) Opposition to Urban Tolling Alliance (Outa) and (ii) Tollgate Action Group (TAG) in each individual case; (2) what legal costs were incurred up to date for each individual (a) lawyer in each of the law firms and (b) advocate that appeared on behalf of his department in each individual court case against (i) Outa and (ii) TAG?