U.K. online invoicing software brand Invoiceberry offers free business plan templates in .docx, .odt, .xlsx, and .pptx formats. Each one also contains a marketing plan and executive summary template.

Sometimes, a simple one-page business plan template is the best. Oprah.com offers three sample templates already filled in for different businesses. You can get ideas from these completed models ...

Formatting a business letter can be a challenge, so follow along to learn the correct business letter format along with examples and a free template.