While many entry-level data entry clerks work as part of a team, smaller companies may have data departments consisting of one or two people. Because data entry requires long periods of time spent at a computer, clerks often experience eyestrain and repetitive motion disorders.
Summary of the 2015 Postage Rate Increase: 1  First Class Mail Letters (1 oz.) will remain the same at $0.49 when purchased at the Post Office. 2  Each additional ounce will cost $0.22 (up one cent from 2014). First Class Package Service will see an increase of 5.1% in 2015. 2  Commercial Base (online postage) rates will start at $2.04 (1 oz.), up $0.11 compared to 2014. 3  Priority Mail rates are NOT INCREASING in 2015. 4  Commercial Base (online postage) rates will continue to start at $5.05.
Postage Without Additional-Ounce Stamps. Copyright (c) 2016 by David Wincelberg. The postage rate for mailing a regular first-class letter in the United States starting April 10, 2016 is $0.47 for the first ounce and $0.21 for additional ounces up to 3.5 ounces. After that, you must use the rate for large envelopes, called flats, which starts at $0.94 and also adds $0.21 for additional ounces.