Marketing is the process of teaching consumers why they should choose your product or service over those of your competitors, and is a form of persuasive communication. It is made up of every process involved in moving a product or service from your business to the consumer. Marketing includes creating the product or service concept, identifying who is likely to purchase it, promoting it, and moving it through the appropriate selling channels. There are three primary purposes of marketing: What Is Digital Marketing?
Personal selling involves an oral presentation given by a salesperson who approaches an individual or a group of potential customers. Personal selling allows for two-way communication and relationship building that can aid both the buyer and the seller in their goals. Personal selling is most commonly seen in business-to-business marketing (e.g.: selling machinery to a factory, selling paper to a print shop), but it can also be found in business-to-consumer marketing (e.g.: selling cars at a dealership). 
What does it take to do that? Simply put, you have to take a step back for a moment. You have to analyze and understand the basic mechanics of your message and how to effectively reach a larger audience without losing your shirt. The secret to all of this? No matter what marketing strategy you use, if you don't have an effective sales funnel and optimize your conversions, you'll just be throwing money away.
Your marketing team will check out competitors' product prices, or use focus groups and surveys, to estimate how much your ideal customer is willing to pay. Price it too high, and you'll lose out on a solid customer base. Price it too low, and you might lose more money than you gain. Fortunately, marketers can use industry research and consumer analysis to gauge a good price range.
Because digital marketing has so many options and strategies associated with it, you can get creative and experiment with a variety of marketing tactics on a budget. With digital marketing, you can also use tools like analytics dashboards to monitor the success and ROI of your campaigns more than you could with a traditional promotional content -- such as a billboard or print ad. How to Start a Digital Marketing Agency in 2020 [SMMA]
Diversification is the riskiest area for a business. This is where a new product is sold to a new market. There are two type of Diversification; horizontal and vertical. 'Horizontal diversification focuses more on product(s) where the business is knowledgeable, whereas vertical diversification focuses more on the introduction of new product into new markets, where the business could have less knowledge of the new market. FREE Digital Marketing Course