Answer:

1.A product is an object or system made available for consumer use.

2.Service is work done for others or repairs provided. ... Service is defined as someone or something that is intended to provide help to those providing assistance to others. An example of service is an elevator in a hotel that is meant to be used by hotel staff.

3.help you make important decisions(

Writing a business proposal will help you make important decisions on things like cash flow, marketing and personnel. Having clearly defined goals and objectives will also enable you to monitor the business's performance and make adjustments as you move forward.