The state of Washington offers a plethora of promising investment opportunities for buyers. But which type of property will give you the best returns? Ah, there is the rub. It doesn’t matter if you are a pro investor or an individual looking for a second source of income. You don’t need a real estate agent to tell you that investing in Kirkland homes or rentals depends on your own preferences as well as a host of other factors. Here is what you should know –