As a general rule, you will not be able to get a crack front window repair if it is more than 6 inches long. If your problem is a chip instead of a crack, the chip should not be larger than a quarter. Keep in mind that these rules are not hard and fast, always check with a local professional.
Never pour hot water on your windshield. If you walk out and notice that your windshield is icy, you may consider pouring a large cup of hot water on the glass to melt the ice. This is actually a very bad idea. Large temperature changes can cause the glass to crack. It is best to turn on the car defroster and let the glass slowly warm up. The ice will melt away safely without damage to the glass.
Maintaining your unit really shouldn't take up much of your time. When you find yourself vacuuming your home vacuum your air filter. This could be the single most important thing you do for your unit. Since your unit is sucking air in and filtering, it's a good idea to step outside now and then and wipe down the outside fins as well. Your unit should be turned off and unplugged during this part. If you choose to actually wash the fins or hose them down that is okay too, but be sure to unplug your unit. It is also important that you change front window repair the filter every six months. It's a good idea to have your unit maintained by a service professional before cooling season starts every year. This can catch big problem before they start.
Check with your insurance, because it's likely your insurance will pay for some forms of windshield chip repair. They may even waive the deductible, since repairing your windshield is so much cheaper than replacing a windshield. Should you need total windshield replacement, you may have to pay a deductible with your insurance.
System Image There's nothing worse than discovering that you need to reinstall Windows for some reason. You also have to ensure that you have drivers for all your hardware, reinstall the applications you use regularly, reload your data, and reconfigure all of the system, so that it's exactly the way you used to have it. Rather than go through this pain, you can use a Windows 7 feature called System Image Backup to create what is called a system image. This image, which is essentially a huge file, contains the entire contents of your PC as it existed when you backed up an image. You can simply restore the system image and get right back to work.
Taking immediate care of cracks in the windshield can save you a ton of hassle later. So it's better to invest in a smaller amount of money now than a huge amount of money later.