# Declare a demand and reserve stock

Record an external job reference and reserve eligible stock without claiming a physical move.

Source: https://help.smartfact.ai/stockflow/guides/stockflow-reserve

Audience: Operator

Use an authorised account and only supported physical facts. This recording uses an isolated synthetic stockroom with prepared approved materials, rules, opening stock and a selected station.

## Declare a demand and reserve stock

1. **Open Demand and reservations**

   Open Demand and reservations.

   Reservation promises eligible stock. Picking and issue are separate physical events.

2. **Enter job reference**

   Enter job reference.

   Enter a declared job reference. This demonstration has no live OrderRun or ERP connection.

3. **Choose material**

   Choose material.

   Use the approved material required by the job.

4. **Enter requested quantity in each**

   Enter requested quantity in each.

   The demand is for five whole pieces. Partial reservation is an explicit choice, not a silent reduction.

5. **Create the exact demand**

   Create the exact demand.

   Review the job, material, line and revision. Creation does not reserve or move stock.

6. **Reserve for the new demand**

   Reserve for the new demand.

   Reserve eligible uncommitted stock for HELP-NEW-JOB. The stock remains physically in its bin until it is picked.

[Watch or practise this chapter](https://help.smartfact.ai/stockflow/demo?guide=stockflow-reserve&chapter=reserve)

Check retained receipts after uncertainty. Do not repeat a movement with a new request identity until the original result is known.