Looking for high-yield stocks when the stock market is near all-time highs is no easy task. You need to be selective. Luckily, however, there are still some great income opportunities if you take your time and examine the dividend track records that companies like Federal Realty (FRT -0.53%), Bank of Nova Scotia (BNS 0.25%), and even -- with some context -- W.P. Carey (WPC 0.65%) offer up. If you have $500 or $5,000 to invest, here's what you will want to know to get started. Federal Realty is the king of R ...