Four Ways to Keep Cool in a Nervous Market - Seeking Alpha

Four Ways to Keep Cool in a Nervous Market - Seeking Alpha: "2. A lion's share of my investing success is credited to keeping a watchful eye on changes in cash-flow and accrual accounting (as a measure of earnings quality). This has been true for both equities and fixed income holdings.
Cash-flow analysis is the first step in my investment screening process. Fundamental ratios such as ROE, ROI, P/E's, Price-to-Sales are important, but meaningless if the numbers are skewed by creative or aggressive accounting methods. The model we use is a variation of a method known as 'dual cash-flow' analysis....."