Download Octopus app from Google Play Store/App Store.
Collect any plastic beverage bottles (more points for AQUA bottles)
Wait for Octopus Scavenger to pick up your bottles
Get 100 points for every AQUA bottle you recycle through Octopus, redeem your points for vouchers from various merchants
Every bottle that you recycle will immediately be converted into donations for scavengers in Bali