In 500 words and single-spaced.

Paragraph 1: Introduction of the business idea (this is your 60-second pitch) 

Paragraph 2. Business / Idea Strengths

Paragraph 3: Business/ Idea Weaknesses

Paragraph 4: Threats to business/idea

Paragraph 5: Re-iterate your introduction & conclude by prioritizing the managerial decisions(s) you need to make concerning your business idea.