The short answer is no, and in fact there are cases where industry terms and Postal Service definitions do overlap. For example, a9×12 open-side envelopewould be defined as a USPS flat and would qualify it for the postage rate of a flat if shape and weight criteria are met. Some of ...
Be careful with Every Door Direct Mail (EDDM). It's useful if you are in a business that everyone will have an eventual need for, like heating and air conditioning, but if your business is specialized you will find yourself paying for printing and postage that will be completely wasted bec...
and the weight. Saturation mail allows you to purchase a saturation mailing list so that your mail will be addressed to a specific person like Joe Jones or Anne Holmes, for example, rather than just “postal customer”, which is also the most notable difference between saturation andEDDM. ...
TIP:Try our tutorial on sending hazardous materials,HAZMAT Shipping Safety. Domestically Prohibited Items You can't send these items in the U.S. mail: Air Bags Ammunition Explosives Gasoline Liquid Mercury Marijuana (medical or otherwise);hemp/CBD is allowed, but restricted...
Reminder:Mercury (a silver metal that's liquid at room temperature) is prohibited and can't be mailed internationally, whether by itself; in devices like antique thermometers, barometers, and switches; or as mercury vapor contained in devices like compact fluorescent lamps.Learn More ...