Mergent Intellect, accessible 24/7 via the library website, is the best e-resource for market, consumer and company research that the library offers.
Business Source Ultimate from EBSCO provides access to online archives for thousands of business-related magazines and journals, including Harvard Business Review. Our downloadable magazine collection from Overdrive, using the Libby App, includes Business Today, Entrepreneur, Fast Company, Home Business, Inc., Kiplinger’s Personal Finance, and Money.
Business plans for dummies by Paul Tiffany and Steven D. Peterson (658.4012 Tiffany 2022) and How to write a business plan by Mike P. McKeever (658.152 M 2018) would be two good books to start with.
Multi-volume Business Plans Handbook from the Gale publisher contains hundreds of actual business plans. This resource is available online as a searchable database and can be accessed remotely with a library card.