Here at Zacks, we focus on our proven ranking system, which places an emphasis on earnings estimates and estimate revisions, to find winning stocks. But we also understand that investors develop their own strategies, so we are constantly looking at the latest trends in value, growth, and momentum to find strong companies for our readers.Of these, value investing is easily one of the most popular ways to find great stocks in any market environment. Value investors rely on traditional forms of analysis on key valuation metrics to find stocks that they believe are undervalued, leaving room for profits.In addition to the Zacks Rank, investors looking for stocks with specific traits can utilize our Style Scores system. Of course, value investors will be most interested in the system's "Value" category. Stocks with "A" grades for Value and high Zacks Ranks are among the best value stocks available at any given moment.CAI International (CAI) is a stock many investors are watching right now. CAI is currently holding a Zacks Rank of #2 (Buy) and a Value grade of A. The stock has a Forward P/E ratio of 6.93. This compares to its industry's average Forward P/E of 15.04. Over the past 52 weeks, CAI's Forward P/E has been as high as 8.84 and as low as 4.59, with a median of 6.51.Another valuation metric that we should highlight is CAI's P/B ratio of 1.49. The P/B is a method of comparing a stock's market value to its book value, which is defined as total assets minus total liabilities. This stock's P/B looks attractive against its industry's average P/B of 1.61. Over the past year, CAI's P/B has been as high as 1.56 and as low as 0.65, with a median of 1.15.Finally, we should also recognize that CAI has a P/CF ratio of 4.35. This figure highlights a company's operating cash flow and can be used to find firms that are undervalued when considering their impressive cash outlook. CAI's current P/CF looks attractive when compared to its industry's average P/CF of 10.27. Within the past 12 months, CAI's P/CF has been as high as 5.92 and as low as 3.09, with a median of 4.09.Value investors will likely look at more than just these metrics, but the above data helps show that CAI International is likely undervalued currently. And when considering the strength of its earnings outlook, CAI sticks out at as one of the market's strongest value stocks. Tech IPOs With Massive Profit Potential In the past few years, many popular platforms and like Uber and Airbnb finally made their way to the public markets. But the biggest paydays came from lesser-known names. For example, electric carmaker X Peng shot up +299.4% in just 2 months. Think of it this way… If you had put $5,000 into XPEV at its IPO in September 2020, you could have cashed out with $19,970 in November. With record amounts of cash flooding into IPOs and a record-setting stock market, this year’s lineup could be even more lucrative.See Zacks Hottest Tech IPOs Now >>Want the latest recommendations from Zacks Investment Research? Today, you can download 7 Best Stocks for the Next 30 Days. Click to get this free report CAI International, Inc. (CAI): Free Stock Analysis Report To read this article on Zacks.com click here.