Number 10 envelopes are frequently used to enclose advertisements, business letters, or billing statements. It is a standard business-sized envelope that measures 4 1/8 inches by 9 1/2 inches. More » Business & Finance Business Resources Office Supplies

A Number 10 envelope, considered the standard, business-sized direct mail envelope, measures 9.5 inches wide by 4.125 inches high with an aspect ratio of 2.303. These envelopes hold enclosures measuring 9.25 inches wide ... More » Business & Finance Mail & Shipping

The proper way to stuff an envelope is to place the printed side of the mail so that it faces the recipient. The simplest way to do this is to fill an envelope with the printed material facing its flap. Insert folded mai... More »

Standard envelope sizes can vary by country, but the standard business envelope size in North America is 4 1/8 by 9 1/2 inches, or the #10 envelope. Other common envelope sizes include catalog envelopes measuring 6 by 9 ... More »

Three sheets of 20-pound bond paper, inside a number 10 business size envelope (4 1/8 inches by 9 ½ inches) weigh almost one ounce and require one First Class postage stamp. This weight estimate assumes the paper is no l... More » Business & Finance Mail & Shipping

According to Entrepreneur magazine, the standard business card size in the United States as of 2014 is 3.5 inches wide by 2 inches tall. Designers' Toolbox gives card sizes for other countries as well; standard Canadian ... More » Business & Finance Business Resources Office Supplies provides an extensive overview of the National Cash Register identification process: find the model or size number, identify the serial number, learn to describe the register, identify the type of p... More »