Marketing is the way by which you present your product or service to  people and persuade them to buy or use your your service.Effective marketing consist of four key principles , Which is necessary to understand for every business or   person to make its marketing strategy effective.
The four principles are following
1) Product    
                  first principle of marketing is product. which focus on how you should  describe your product to people to whom you are advertising to buy your product or service.
  You should tell them the reason that why they should buy your product as comparison to the other products available in market.  What is in your product that makes is unique or better than other  products available in market
2)Price
             you should describe in your marketing strategy ,what price you are charging for your product or service and why you are charging it. Tell them reasons if your product price is higher or lower than the other products available in market.
3)place
                Marketing strategy should be made by keeping in mind the location you are marketing . I mean its the rich country or Poor country. People there are concerned about the quality of product or price of product. in Technological advanced area the means of your marketing should be internet or smart devices while in backward areas like village the marketing strategy should be different to reach that people.
4)Promotion
                      This is concerned about how you should promote your product to the people. What are the norms there by which other promote their products and what are the mean by people that place will find your promotion of product attractive. Either you need to promote your product like other competitors or you have some unique way through which you want to promote yuor product or service.

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