When creating a effective Sales Proposals it is most important to do the following:

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Include testimonials and endorsements to prove how great your product is to your current customers.

Present both in verbal and written form the quality and value that your product or services can bring to the customer's company. With a focus on achieving their business goals.

Never leave any promotional material behind with the clients as it will overwhelm them and take away from your presentation.

Build a relationship with the customer by spending most of your time talking about related world events, sporting events and other industry issues. This will engage the customer and get them to like you.