Window Book

DAT-MAIL Update

Window Book released its mailing software, DAT-MAIL, Post Master, Complete Postal Library, and Postal Business Companion, with the July 19, 2009 USPS High Density Standard Mail Flats prices. Effective July 19 pricing for Standard Mail (Regular and Nonprofit) Commercial Flats will be decreased by 0.1ยข per piece. For flats weighing less than 3.3 ounces, the per-piece rates are slightly lower. For flats weighing more than 3.3 ounces, the per-piece rates are higher, but the per-pound rates are lower.

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