This document summarizes different types of research used in a project about Irn Bru, a Scottish soft drink. It discusses the advantages and disadvantages of primary research, secondary research, quantitative research, qualitative research, audience research, and market research. Primary research involved directly asking questions to determine Irn Bru's target audience. Secondary research provided background on the company. Quantitative research was used to create graphs, while qualitative research provided more detailed answers. Audience and market research helped define the target market and understand consumer wants. The areas that worked best were secondary research, qualitative research, and audience research. Primary research, quantitative research, and market research need more improvement.