What factors do you think determine a success marketing strategy?

Be prepared to explain each factor and why you think they are important to putting together an effective marketing strategy. There are several that are important, but we will share the three we believe to be most essential:

1) Know your customer
2) Brand
3) Economic environment

For your response, talk about these three factors or others that you find important when assessing and constructing a marketing strategy. How do they fit together and ultimately affect the success of the product?