The Old Pretoria East Residents’ and Ratepayers’ Alliance’ (OPERRA) was established in February 2012 and ARRA is a founding member of OPERRA. OPERRA is an umbrella alliance representing residents and ratepayers in: Arcadia; Brooklyn; Clydesdale; Colbyn; Groenkloof; Hatfield; Lynnwood; Muckleneuk-Lukasrand; Rietondale; Riviera; Sunnyside East; and Waterkloof. In all, 12 associations are currently affiliated to OPERRA and it will likely expand further with new applications for membership.