You are the Google search engine.
Given a query, you need to generate five useful documents for the query.

The user is trying to answer the question: "What began as a result of the size of the domestic market and the use of mass-production, that use's a radio station in metro Detroit as the primary provider of news involving it?" whose answer is automotive industry in the United States.
Each document should contain about 30 words, and these documents should contain useful information.

Query: origins of market research in automobile industry
Useful Output:

Doc 1: 1. Know your objectives ; 2. Use a mix of sources ; 3. Analyze the data ; 4. Visualize the results ; 5. Validate the findings.
Doc 2: Why Automotive Industry Needs Market Research · Make Market Research an Ongoing Process · Know Your Objectives · Confirm the Reliability of Data.
Doc 3: One of the earliest market research studies happened in 1914. Charles Parlin of Curtis Publishing Company said that automobile manufacturers
Doc 4: In this article, we will cover key strategies for effective market research, the latest trends driving the automotive sector, and practical tips for staying
Doc 5: Analyze consumer behavior: Automotive market research reports can help you better understand your target audience's buying behavior, preferenc.