Using more fertilizer or pesticide than the label calls for wastes the product and doesn't help the lawn. The extra fertilizer or pesticide will probably wash away into a storm drain and out to a nearby wetland, stream, or pond where it can harm aquatic plants and animals.
Use stone instead of dirt against a retaining wall to aid in drainage.
Running a ceiling fan in the summer can make you feel 4 degrees cooler, even without air conditioning. Remember to run your ceiling fan counter-clockwise in the summer and clockwise in the winter.
The plastic containers used for push-up deodorants can be recycled into excellent holders for items like nailsets, small drill bits or saw blades. The containers have easy-to-remove caps, and you can push up the bottoms to expose smaller items. Use a felt-tipped pen to mark what's stored inside.