Explain the major benefits of direct marketing for customers and for sellers

What will be an ideal response?

For customers, direct marketing is convenient, easy to use, and private. It gives buyers ready access to a wealth of products and information, at home or work and around the globe. It is immediate and interactive.
For sellers, direct marketing is powerful for building customer relationships. Marketers can target small groups or individual consumers, tailor offers to individual needs, and promote these offers through personalized communications. It provides great timing and offers a low-cost, efficient alternative for reaching markets.