Tulsa, Okla. — Tulsa police are cracking down on loitering on South Memorial between 41st and 51st.
Some businesses now have signs saying "no loitering."
Police wrote more than 30 tickets on Friday for trespassing and traffic violations.
One business owner said she knows of fights that have started on parking lots on the east side of Memorial.
Police say they will continue to patrol the area to try to keep everyone safe.