Andrew Bret Wallis/DigitalVision via Getty Images Picking the right stock to buy is a big responsibility, as it should be, considering that you're essentially putting your hard-earned capital to work for you while you sleep. This is akin to hiring the right employee for the job, especially for long-term investors who'd prefer not to constantly switch in and out of stocks, resulting in high turnover in a portfolio. As such, these are potential questions that one may want to ask themselves about a stock befor ...