If you innovate something, what shall be the marketing strategy and policy to advertise such a product so it may become the need for the consumer?

1st you can’t create Need its always there.....you can only make a product / service throu which you can full fill the gap between need and awareness

therefore its important for any new product to be introduce in3 basic steps

1.     what is your product,

2.     who is have need / desire

3.     how you’ll reach them (communication & supply)

Hence based on your approach your product will take place and create space as need, desire, lifestyle etc….