If you are getting a window repair you may want to look at the material that makes up the frame and determine what type of frame you will want. You may be replacing one or all of your windows, but you still need to get what you want out of the deal and not what they say.
See what if any types of window repair can be done on your own. Look online to see if there are any hints or recommendations that you can use in order to aid you in being able to do your own window repair. Check and see if it is something that you can do yourself.