Absolutely worth taking time to search every area thoroughly since youll find 286 collectibles that make a huge difference in gameplay. Essential items include artifacts trading cards and supplements which directly impact your survival chances. When exploring, check behind breakable glass and inside locked safes, as these spots usually hide the best upgrades and resources

Make sure to grab training manuals when you spot them, they unlock critical skill improvements like faster crafting and better stealth abilities. Most valuable finds are in the harder-to-reach spots so look for alternate paths, especially in places like hillcrest where breaking into abandoned vehicles can reveal trading cards, while checking laundromats often yields important story artifacts

Focus on finding weapon parts first, since those upgrades significantly improve combat effectiveness. Look for safes specifically, as they contain rare materials and ammo which youll definitely need later. Remember that collecting everything also counts toward trophy progress, making thorough exploration even more worthwhile in the long run