Every expense made during the reporting period for the benefit of an official or employee of the City. These are different from other expenses or gifts -- other datasets in this series. These expenses are typically those that fall under the “reasonable hosting” provision of the City of Chicago ethics rules. See http://www.cityofchicago.org/city/en/depts/ethics/provdrs/lobby.html for more information on the Board of Ethics' role in regulating and reporting on lobbying in Chicago.