# Requirements Management

## How to Decompose a Requirement

| ### What to do:
| Select Start > Requirements > Text Requirements. The Text Requirement mask is opened.
| Search for TRQ-900070.
| Select the Structure tab.
| Click the Decompose button. The Text Requirement mask is opened.
| Enter TRQ-9000103 in the Requirement Number field and Precision regarding Length in the Name field.
| Click in the Source field and select Internal from the selection menu.
| Enter Tolerance for correct length of stone is 3mm in the Content field.
| To save the entry click .
| Repeat steps 4 - 8 and enter the following values:
Requirement Number | Name | Source | Content
TRQ-9000104 | Precision regarding angle | Internal | Tolerance regarding angle to be cut is 1 degree
| The Decomposed checkbox is selected as soon as a text requirement is decomposed. The relation is of type DCM (decomposed).