https://apnews.com/da4744d9bd024a4cb1cde1b86666f4c5 > NEW YORK (AP) — Marketing and advertising on the internet are an integral part of running a small business, one many owners handle themselves. > It does require some knowledge and skill. Owners may need to take short courses in digital marketing — in particular, online searches and advertising — at local colleges. Or, they may be self-taught, says Cathy Petersen, director of search engine marketing at Surefire Local, a digital marketing company based in Vienna, Virginia.