Know the real estate agents commission before agreeing to the contract. There may be large or small differences in commission between various agents and what duties they will or will not do for that level of commission. It may be possible to negotiate commission, especially if you are willing to take on some responsibility yourself for the sale or purchase.
Is it worth hiring a decorator for your home? There are many of us that can do all the decorating ourselves but that does not mean it is something we want to do ourselves. Let's face it. Would you rather be painting walls in your spare time or enjoying something more important to you? Hiring a decorator means you get both the look you want and the time you want.