A product is anything that can satisfy a want or need in the market. Product development involves changes to existing products like size, design or new additions. There are several types of new products like those new to the world, new product lines, additions to existing lines, and improvements or revisions. The new product development process involves idea generation, screening, concept development, marketing strategy development, business analysis, product development and testing, commercialization, and technological feasibility assessment. New product development provides advantages like better quality, more customer satisfaction, expanded markets, and stable demand.