Wipe your finger in the exhaust pipe to check the formation of soot. Very dark deposits in the tailpipe indicate an fix auto glass incomplete combustion due to too rich a fuel mixture. Also check for black deposits near the exhaust on the bumper, body and tail lights. This indicates an above average oil consumption.
Again, the higher the inherent value of your house, the better your return. This is certainly not the time to overspend in these areas. If you own a rental property, factor in at least 2-5% of your gross income for repairs and maintenance.
The first lesson you must learn is critical to your success. Marketing done right does not cost you money, it makes you money. If you were to do a poll of windshield repair techs asking them how much they spend on their marketing, you'd find that most of them would laugh and say zero. They'd be proud of that. They'd brag how they wouldn't waste their money on marketing. They say word-of-mouth and knocking on doors is their marketing plan.
Make sure that the small company professional is an expert in the area. Get price lists from companies and ask the company you like fix auto glass repair to give you a better discount than the other companies.
There are various ways in which the glass can be damaged. The windshield is made and kept under high stressed areas when fitted. Plus it has very high density. Because of this, even a small crack poses high danger for the glass. Ignorance of even a minor vein in the glass leads to damage.
Next, will you get the promised support after the sale? Again, do you really think that the support will be top notch considering how much you paid for their kit?
Sometimes, the crack in the Auto Windshield glass is very long and unavoidable. In such cases, its better to replace the glass instead of repairing it. The reason is that in the long run it will be more harmful than the crack itself. It might break in the car itself when you are driving because of the stress.