The document discusses various internal growth strategies that a firm can use to increase sales and profitability without relying on outside intervention. It describes internal growth strategies as organic growth and lists some examples as market penetration, market development, application development, and new product development. New product development is discussed in more detail, outlining the typical process from market research to product launch. Some reasons for new product failures are also provided such as poor marketing research, technical problems, and bad timing. Other internal strategies covered include improving existing products, increasing market penetration of current products, extending product lines, and geographic expansion into new markets.