If your company manufactures do-it-yourself products, chances are good that new product development is a key part of your strategic plan. New products often serve as the life-blood of DIY categories that have come to expect a continual flow of new choices. As you look at current revenue and profits, you might ask how much of that financial performance was due to products you've introduced in the past 5 years alone. In many categories that number can easily exceed 50%. To make sure your new product development process is doing all it can for company growth and your brand position at retail, here are some practices we have noted to be successful in the DIY channel.