Business owners can learn more about social media and website marketing at a free seminar Thursday.  The seminar, presented by Port Huron business owner Kristopher Jackson, will take place from 1 p.m. to 4:30 p.m. Thursday at the MTEC Building at St. Clair County Community College, 323 Erie St.  The seminar will go over social media and website fundamentals, as well as marketing strategies using both tools.  To learn more or to register, visit http://bit.ly/WcmEq4.