- Join us in Two Rivers to learn a simple, no-nonsense approach to marketing and growing your business. Brian Ostrosky of Locable will teach you marketing fundamentals every business owner should know. The cost is only $75 per person. However, if your business is a Two Rivers Main Street member or a Two Rivers Business Association member…your attendance is free! Email us at office@tworiversmainstreet.com or call 920.794.1482 to register. Space is limited, so sign up today!