Different, more vintage method of locating interior painting expert, is to ask some of your colleagues. One of theme were making some renovation at house surely, perhaps he is able to recommend anyone? Because well contractor is really rare, many of theme are doing mess during their work, or sometimes you have to clean after them. But there are many of trustful people out there, you only must to get some data about them. Never choose first person you met, better research him first. Also, you may give your own offer in the local newspaper, maybe someone you know would declare his help? Of course, you may always do exterior painting on your own, but who has time for it? Less expensive will be to find a worker.
Exterior or Interior painting isn’t a piece of cake. When you want to do it on your own, make sure you have any abilities and a lot of free time. Different method is to search for any good workers. Only be sure it is someone reliable, if so, he will be ready to finish his work within couple days, and you will enjoy the new view of your flat. If not, you will loose your money and mood, and perhaps you even need to finish after him. So beware.