Today has been called "Black Friday" longer than you think, and there are other "black" days too! Also, have you ever wondered why some businesses are called "houses"? SPONSORS http://heifer.org/grammar http://texture.com/grammar FOLLOW GRAMMAR GIRL Twitter: http://twitter.com/grammargirl Facebook: http://facebook.com/grammargirl Pinterest: http://pinterest.com/realgrammargirl Instagram: http://instagram.com/thegrammargirl LinkedIn: https://www.linkedin.com/company/grammar-girl GRAMMAR POP Optimized for iPad: https://itunes.apple.com/us/app/grammar-pop-hd/id666851934?mt=8&ign-mpt=uo%3D4 For all iOS Devices: https://itunes.apple.com/us/app/grammar-pop-hd/id666851934?mt=8&ign-mpt=uo%3D4 GRAMMAR GIRL BOOKS http://www.quickanddirtytips.com/grammar-girl-book-page THE GRAMMAR DAILY 2018 CALENDAR http://amzn.to/2f8jPDG Grammar Girl is part of the Quick and Dirty Tips podcast network. Check out all the Quick and Dirty Tips shows: www.quickanddirtytips.com/podcasts