​Why sharp business model is important?
Sharp business models can refine and improve any of these three components are 1. People, 2. Workflows, 3. System. Maybe you can lower costs during design and manufacturing. Or, perhaps you can find more effective methods of marketing and sales. Or maybe you can figure out an innovative way for customers to pay.

Marketing:   ​To grow your business and sales faster you need a marketing budget. One of the best ways to make sure that your marketing money is being well spent is to develop a comprehensive marketing strategy and come up with a solid marketing plan. Following a well-defined plan will help ensure you are spending your marketing funds wisely and appropriately.
A marketing plan should include everything from understanding your target market and your competitive position in that market, to how you intend to reach that market (your tactics) and differentiate yourself from your competition in order to make a sale.

How  to create  new  customer: