Add previously saved parcels/assets to a new project.
On the new project, go to the Parcels tab (or respective asset tab of interest)
Click the 3 dot menu in the top right corner of the tab
Choose 'Select from map'
This will display a map with all the saved assets in that state
Find the parcel(s) or other assets you'd like to add to this new project and click on the parcel on the map (or use the polygon select tool to select a large group of assets).
If adding individual assets: In the pop-up, click 'Select'
The selected assets will then be added to the current project.