R1: Downtown to Hotel Zone, 12 pesos, every 10-15 minutes

R2: Hotel Zone loop, 12 pesos, covers all major hotels

Key stops: ADO terminal downtown, Mercado 28, Forum mall, La Isla mall

Pay exact change or small bills. Drivers don't always have change for 500 peso notes.

Much cheaper than 80 peso minimum taxi fares. Basic but functional system.