1.80 - 2.00 a sq ft all day long just for basic install. Tile / patterned laminate is extra. I actually have a 10000 sq ft apartment complex to do with just basic install.
Colgate charges about $1.76 for the brush that cost 65 cents to make. That figure reflects advertising and promotion costs. Depending on the brand and type of toothbrush, annual advertising costs can range from $6 million to $17 million. The retailer can mark up a toothbrush 28 percent to more than 40 percent.
How often should you change your toothbrush. Some people can use their toothbrush repeatedly until they misplace it. The average American only change their brushes 1.9 times a year. The American Dental Association recommends that you change your toothbrush at least four times a year, approximately 3 months and every time you are sick. If the bristles of your toothbrush start flaring before three to four months, then you are using too much pressure to brush your teeth. Dentist believes toothbrushes should be thrown out after roughly 40 to 50 uses. Healthy people should change brushes every two weeks.