Business plans are found in trade/professional journals (as opposed to scholarly/peer-reviewed journals, which are more likely to present research studies). You can search the ABI/INFORM Collection or Business Source Complete databases and limit your results to articles from Trade Publications.
Database links:
Search for business plans:
Enter the phrase "business plans" in the search box. You may wish to add other keywords describing a specific industry or type of company to narrow your search. For example:
First Search Box:
"business plans"
Second Search Box:
coffee shop
After entering your keywords, you will need to limit your search to Trade Publications to see articles from trade journals only.
Locate the Source Type limiter in ABI/Inform Complete. Click on the box next to Trade Journals.
Locate the Publication Type limiter in Business Source Complete. Under Publication Type, click on Trade Publication.
OASIS