1
Make a space
Tap the layers icon on Home, then New Space. Name it (“Household”), check its Currency, and tap Create. On the web, use the switcher in the sidebar.
2
Tap Invite Someone
On the space’s page (on the web, Members in the sidebar, where the invite is on the page).
3
Type their email and check the Role
It starts on Editor, who adds and edits. Admin does everything, and Viewer views. On the web, the role sits beside the email. Tap Invite.