Multi-step work, approvals, scheduling, review queues, checkout, and task completion.
Browse all problem familiesOpen an entry for its decision rule, states, implementation contract, and source trail.
Users need to save and resume drafts, regularly update their data, manage records, check ongoing status, collaborate, or protect repeated access.
A submitted request needs authorized approval before a deployment, purchase, access grant, publication, content change, policy exception, financial action, or workflow step can proceed.
A user must set, change, or clear who is accountable for a work item.
Users reserve an offered appointment, service, class, room, resource, seat, table, pickup window, or visit.
A user is ready to purchase selected items, services, tickets, subscriptions, donations, or orderable options.
A transaction has several meaningful sections or tasks and progress is saved.
A user must prove access to a mailbox before account activation, invitation acceptance, recovery eligibility, or sensitive notifications.
A captured phone number must be proven reachable before activation, contact-route reliance, recovery eligibility, phone-number change, or a sensitive action continues.
Users need to create a visible profile for collaboration, community, directory, marketplace, public contribution, support, or social interaction.
Users have submitted credentials or authenticator output and need a safe verification result.
New users need orientation, setup, personalization, or instruction before the regular interface can deliver value.
Users need to recover an account because the existing password is forgotten, suspected compromised, or unusable.
The user must pay a known fee, invoice, balance, application charge, renewal, subscription, donation, deposit, or service amount.
Users already have an account or profile and need guided help to complete, review, enrich, or update it.
Users need to make content, products, pages, releases, site changes, campaigns, or configuration visible to an audience.
A team or individual repeatedly reviews many independently queued items.
Users coordinate time across people, resources, calendars, availability, or recurrence.
Users need to inspect and change persistent app, account, workspace, privacy, notification, display, integration, device, or system behavior.
Users need to access an existing account or protected destination.
A user is about to start one named service, transaction, booking, application, check, request, or registration.
A page needs to display a known set of tasks with status and links to start or resume them.
A view, editor, canvas, media surface, table, or selection needs repeated related commands close to the work area.
A sign-in, new device, risk signal, or sensitive action requires proof beyond the primary credential.
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