It's worth pinging regularly during each story mission, but it's also useful while out exploring the world, as they can also add optional points of interest to the Nudle map, if you're close enough.
:: The 20 best PS4 games you can play right now NetHack - the game's detective vision that was called Focus in the original, and is activated by clicking in the right stick on consoles - allows you to look at points of interest nearby clearer, such as hackable objects and how they might interact with one another, as well as spotting guards so you can sneak past them easily later. While quite liberating, it doesn't spell out what's important or most noteworthy, so here's an overview of what's out there and the best ways to accomplish whatever goals you have. Instead, the map will be littered with points of interest, and a Trophy list can act as a guide for where you should focus your attention. Unlike other open-world games, there are few progress screens to tell you how close to 100% completion you are. Watch Dogs 2: Guide and tips to the game's many other activities Watch Dogs 2 - Stolen Signals, Whistleblower, Kickin It Old School, Primary Target.Watch Dogs 2 - A High Price to Pay, The Name Game, Ripcode, Always On, Bad Publicity.Watch Dogs 2 - Infected Bytes, Proviblues, Ghost Signals, Pink Slips.Watch Dogs 2 - Haum Intruder, Schadenfreude, Paint Job, Rodentia Academy, Bottom Dollar.Watch Dogs 2 - Ubistolen, $911 and Shadows side missions.
Below is a list of known Side Operations and how to locate them. Specific Side Operations can be unlocked over the course of playing the Main Operations above, or found out in the world. To unlock Main Operations, simply play one mission to the next. There's also Cooperative Operations that show up in the app - more on online activities later on - but since these are randomly generated, we don't have specific guides available to help.
If you want to delve into any story stuff, then the DedSec app is your best bet, while the Nudle map will also point the starting locations of quests you've unlocked.