Answer:
Proposals are persuasive documents used to solve problems, provide services or sell equipments.
Explanation:
Proposals can simply be defined as a written offer by the seller to potential customers about their products. It is a written document that is sent by a supplier to potential customers stating different unique reasons why your product is the best in the market and why it should be purchased.
Proposals are written to offer different solutions to customers about a particular product defect, proposals also enable a product to compete perfectly well without the need for marketers to promote the product.
