Installation instructions:

Before anything, please download the packfile limit adjuster to avoid start-up crashes.

https://www.gta5-mods.com/tools/packfile-limit-adjuster

1. Start OpenIV.

2. Go to your 'mods' folder

3. Move the folder "parkrangers" inside mods/update/x64/dlcpacks

4. Find and open 'dlclist.xml' in mods/update/update.rpf/common/data

5. Add the following line to the bottom: <Item>dlcpacks:/parkrangers/</Item>

Guide to optionals;

If you want to make peds use the vanilla yellow colour badge, drag&drop the
provided .ytd files to the peds.rpf of the dlc addon.