What is a roofing square? Essentially it is 100 square feet or a 10Ã10â² block. Because roofs, siding and other big projects are â¦ well, big, using a square foot as a unit of measurement gets complicated. Also, roofing and siding are a commodity now days, so even if you are off by a few sq. feet, it is fine. Itâs not marble flooring, where each tile costs $20 + installation, and when you are off by 30 sq. feet, you can be down $1000.
You get up to 3.3 ounces for standard rate mail! First class mail postage cost is calculated by the ounce so be careful to check the weight first. If you are sending flats standard rate, your postage cost will be about 34 cents to 49 cents per piece depending on your list.
The new January 26th USPS retail first-class stamp price is $0.49; but when you use a postage meter, online/PC postage, or permit mail for domestic first-class letters, youâll post only $0.48 with your smart one-cent discount.or the first time, the USPS has given a discount to postage meter mail. The January 26, 2014 postal rates specified that domestic first-class letters with meter-applied postage would be only 48 cents, compared to the standard stamp price of 49 cents.