It depends on the nature of the products the company plans to rent to customers.
If Blue Mountain Cycling Rentals plans to market itself as a provider of high-end bikes, describing those bikes--and the sources for those bikes--is important, since "high-end cycling rentals" is intended to be a market differentiation.
If you plan to sell a commodity item and the key to your success lies in, say, competitive pricing, you probably don't need to provide significant product detail.
Or if you plan to sell a commodity readily available in a variety of outlets, the key to your business may not be the commodity itself but your ability to market in a more cost-effective way than your competition.
Furthermore, a good business plan will help you avoid key startup mistakes.
Lacking a solid business plan, many startups find themselves rudderless and incapable of executing consistent decision making processes, while committed business planners rely on their plans to guide all of their decision making and short-term planning efforts.
Review Competitors Before you open a security guard training business in your area, it's a smart move to determine how many competitors you have.
We've provided the link below to help you get a list of local competitors in your area.
Getting Advice from Experienced Entrepreneurs After you've evaluated your local competitors, it's a smart move to have a conversation with someone who is in the business.
Local competitors are not going to give you the time of day, mind you.