As you explore the island, you'll come across various civilians trapped on top of vehicles or ledges by the undead. Approach them to start the sidequest and kill all marked enemies to Rescue them. You'll get cash and experience as reward.
Head to James Nisira's Bungalow and this quest will be automatically added to your list. Kill all enemies outside to help him out. Once cleared, enter through the back door and talk to him to get your reward.
Stanley is found on the rooftop of the flooded house in Mataka Village. Approach Stanley to start the sidequest. You have to kill the three walkers below to complete the quest.
You'll find this NPC on top of a trailer by the swamp, west of the helicopter wreck. (Northeast of the Paradise Survival Camp) Kill all marked zombies nearby to complete the quest. Talk to him to get your reward.
You'll find this NPC in front of Zimakani Rest/ Crossroads Bungalow. Like the others, you have to kill all zombies in the area to Rescue him and get your reward.
You'll find him in the northern road west of the marina. Like the others, you have to kill all zombies in the area to Rescue him and get your reward.
She's trapped on top of the wooden ledge west of Mataka Village. Like the others, you have to kill all zombies in the area to Rescue him and get your reward.
He's the dude that's trapped in Kingston's Shack in the middle-northern part of the village. Kill all the zombies to Rescue him.
You'll find this NPC on your way to the Ocean View Bungalows. Kill the undead nearby to Rescue her.
You'll most likely trigger this sidequest on your way to find an alternate route to the cinema during the main quest “City Newcomer”. Kill the marked zombies in the area then talk to Carlos to get your reward.
You'll find this NPC in the immediate southeast direction of the cinema. You'll most likely run into him while searching for spark gaps for Damien in the sidequest “Memories”. Kill the marked undead and talk to him to get your reward.
This NPC is found outside Geoffrey Nape's warehouse west of the city. He will trade plans and parts with you. Make sure to buy them all if you have the cash.
She's found in the southwestern portion of the map.
You'll find this NPC near the Sea Market.
You'll find this trapped NPC west of Ogio Moke's laundry.
Its one of the most complete one I've seen but the only way to know is to explore the game yourself.
Im just wondering if this is a complete guide?