Investing in growth stocks can help you to achieve your goal of financial freedom and enjoy a comfortable retirement. However, there will be times when the journey gets bumpy. Growth companies’ share prices tend to be more volatile due to bouts of optimism and high expectations. As a result, missed earnings or revised guidance may cause a sharp plunge. This fall could signal a buying opportunity if the underlying business is still performing well. The important thing to focus on is whether the business itself is still registering growth. It can be in the form of increases in revenue and net profit or a jump in operating statistics such as the number of customers or spend per customer. And if the business is doing well, remember that the share price should eventually follow. Recently, a bunch of growth stocks have scrapped their 52-week low due to weak sentiment. Here are four that may present a bargain for the intrepid investor....