Rupert Hargreaves takes a look at two market-beating dividend stocks he is considering for his portfolio. : Dividend stocks are a great way to build a regular, hands-free income but there’s more to finding the best income investments than just buying the highest dividend yields. More often than not, a high dividend yield reflects the market’s view that the payout is unsustainable. So, if you are looking for the best income stocks, it’s crucial to examine the sustainability of the dividend yield on offer.