Report on AFFOHere at Zacks, our focus is on the proven Zacks Rank system, which emphasizes earnings estimates and estimate revisions to find great stocks. Nevertheless, we are always paying attention to the latest value, growth, and momentum trends to underscore strong picks. Considering these trends, value investing is clearly one of the most preferred ways to find strong stocks in any type of market. Value investors use tried-and-true metrics and fundamental analysis to find companies that they believe are undervalued at their current share price levels. Luckily, Zacks has developed its own Style Scores system in an effort to find stocks with specific traits. Value investors will be interested in the system's "Value" category. Stocks with both "A" grades in the Value category and high Zacks Ranks are among the strongest value stocks on the market right now. Norbord (OSB) is a stock many investors are watching right now. OSB is currently sporting a Zacks Rank of #2 (Buy), as well as an A grade for Value. The stock has a Forward P/E ratio of 7.89. This compares to its industry's average Forward P/E of 18.52. Over the last 12 months, OSB's Forward P/E has been as high as 13.52 and as low as 6.90, with a median of 10.44. OSB is also sporting a PEG ratio of 1.31. This popular metric is similar to the widely-known P/E ratio, with the difference being that the PEG ratio also takes into account the company's expected earnings growth rate. OSB's industry currently sports an average PEG of 2.42. Over the past 52 weeks, OSB's PEG has been as high as 1.57 and as low as 0.81, with a median of 1.23. Finally, our model also underscores that OSB has a P/CF ratio of 5.20. This metric focuses on a firm's operating cash flow and is often used to find stocks that are undervalued based on the strength of their cash outlook. OSB's P/CF compares to its industry's average P/CF of 16.97. Within the past 12 months, OSB's P/CF has been as high as 9.80 and as low as 4.50, with a median of 6.08. These figures are just a handful of the metrics value investors tend to look at, but they help show that Norbord is likely being undervalued right now. Considering this, as well as the strength of its earnings outlook, OSB feels like a great value stock at the moment.