The four practices of effective salespeople will contribute to an improvement in your sales, if utilized by your sales staff. Oftentimes, many managers are not clear on why their sales have increased or decreased. They ask themselves “Have the company’s sales improved because our products and services are better than our competitors? Is the economy our benefactor? Or maybe, our salesforce is just that good.” Maybe the sales movement is a combination of some or all of the answers to those questions.