It is not just printing presses that use CMYK inks, but also laser printers and inkjet printers as well. It is a common misconception that inkjets are RGB devices as they are used for printing RGB images. The inkjet print drivers will convert RGB images on the fly without you necessarily knowing it, but if you check the ink cartridges you will see that they too are CMYK.
Pembroke Pines FL â South Florida Post Offices will operate under adjusted hours for the Labor Day weekend. All Post Offices (retail and delivery operations) will be closed Monday, September 5, in observance of the Labor Day holiday. There will be no mail collections or regular mail deliveries on the holiday. Express Mail will be delivered over the three-day holiday weekend.
There are 10 postal holidays in 2014 on which the United States Postal Service does not deliver mail. A list of these holidays can be found at USPS-Holidays.com. Additionally, for a short time in 2013, the Postal Service said that it planned to deliver only packages, mail-order medicines, Priority Mail and Express Mail on Saturdays.