Red Rokk Interactive, a digital-marketing firm in Bellingham, is starting a regular monthly event series that will feature staff presentations on topics such as social media, search-engine optimization and inbound marketing.

The first installment of the series is scheduled for 6 p.m. on Tuesday, May 21, at the Red Rokk office, located on the top floor of the Crown Plaza building at 114 W. Magnolia St., Suite 505, in downtown Bellingham.

The continuing series will take place on the third Tuesday of each month. The presentations are open to the public.

Red Rokk Interactive is online at www.redrokk.com.