You should never leave windows or doors open because it's not safe, but you probably won't complain if you forgot to close one that particular day. A locksmith specializes in opening locks and most of them offer 24-hour services and can get to you fairly quickly. The sooner you call, the less time you'll have to wait. A professional locksmith can open any type of lock and uses a set of professional tools.
You may have to drill some of your most secure locks to open them, and in that case, you'll need to change them, but it's still cheaper than breaking a window. Keep in mind that your locksmiths have been trained to open locks and have extensive knowledge of the different locks they need to open. Sevan Locks and Doors in the Seattle, WA area is available to help you with any and all of your locksmith problems. If you're prone to forgetting or losing your house keys, knowing how to open a window from the outside could save you the cost of calling a locksmith.
So, if you're trying to open a window from the outside because you've closed your door, it may be cheaper for you to call a locksmith. Remember that even though this is the first blockage you experience, locksmiths face blockages every day. It will be more expensive if the locksmith has to travel a long distance and if your lock is damaged, it will cost more because the locksmith will have to do more to unlock it. However, waiting for a locksmith inside the comfort of your home is always better than waiting for them to do so outside.
So if you need a locksmith for any reason, remember that they're just a phone call away. Of course, the locksmith can open the door, pull out the key, and help you replace the broken key.