Time Fertilization with the Weather. Fertilizer applied in a drought is more likely to burn a lawn than to help it grow. Fertilizer and water are both necessary for photosynthesis, so without rain, fertilizer won't work properly.
Some dealers indicate the car has &#147;break-in&#148; oil installed at the factory. Those dealers recommend a first oil change at 7,500 miles. The &#147;break in&#148; oil is reported by those dealers to have different additives than common replacement oil. The different additives in the &#147;break in&#148; oil are reported to be beneficial to the new engine.
Three Months, 3,000 Miles Or Longer?: The Truth about Oil Changes. Quick-lube chains say 3,000 miles, auto manufacturers recommend 5,000 to 7,500 miles and synthetic oil companies, 10,000. How often do you really need to change the oil in your car?