Marketing company to host seminar on use of social media

Mark Ress and Tom Burciaga of GotMobileMarketing.com will put on a seminar discussing how businesses can use social media and mobile marketing to increase traffic on their Web sites and help their businesses.  The seminar will begin at 5:30 p.m. Thursday, Oct. 15, at Cambridge College, 337 N. Vineyard Ave., Suite 100, Ontario.  Topics will include how to build a following on social-media sites such as Twitter and Facebook, and how to take advantage of mobile marketing.  Cost: $25. Information: (909) 248-4022; www.gotmobilemarketing.com