Consistency is a key component to making money in business. You have to keep doing what is necessary to be successful day in and day out. This will create long-term positive habits that will help you make money in the long run.
Businesses will grow at their own rates, and many times this is out of the control of the business owner or workers. However, there are some aspects to running lean that may help a business grow quickly, such as focusing on a small product line, scaling up instead of scaling down, and providing some sort of obvious edge over your competitors.