Most of your marketing research will fit into 5 or 6 categories: Surveys, Focus Groups, Interviews, Observations, Secondary Research, or Experiments/Field Trials. We will not go into specifics for each research category on this particular blog. Regardless of the marketing research methods that are used, you need to uncover who your customers are or will be, you need to uncover what the demand is for your products or services, you need to know every competitor in the marketplace, and you need to know the market share for each company in your industry categories.
What was the outcome? As much as 90% businesses started by entrepreneurs and small business went busted or failed within a year. I experienced one of the many busts few years ago (with my cafe business) because i don't really have a proper and "the few solid sheets" called a marketing plan.