We know it's hard to start from a blank slate. With this update, it's now easier to fill up your curated collection of restaurants, hotels, and things to do. We just launched two things:
Collections Chrome Extension - Add almost anything to your collections as you browse the web. This works especially well for Google Maps as it'd pre-populate important fields, e.g. title, description, address, and url.

Does the itinerary stay editable for everyone once it's locked in, or does the trip organizer end up being the only one who can shuffle things around later?
@mesuta55647 as long as the others joined the trip through an “editor” share url, they’ll have the ability to edit.
Dragging activities onto days for our weekend trip was way more intuitive than the group chat mess we usually end up with, and seeing everyone's picks update in real time actually saved us from planning twice.