1.0     **Composition Features**

1.1     REQ003

        Doorstop **shall** provide unique and permanent identifiers to linkable
        sections of text.

1.2     REQ004

        Doorstop **shall** support formatting within linkable text.

1.3     REQ001

        Doorstop **shall** support the storage of external requirements assets.

2.0     **Presentation Features**

2.1     REQ007

        Doorstop **shall** provide a way to view requirements as a document.

2.2     REQ008

        Doorstop **shall** provide a way to view document items interactively.

2.3     REQ009

        Doorstop **shall** provide the capability to baseline versions of
        requirements.

3.0     **Administration Features**

3.1     REQ011

        Doorstop **shall** store requirements in a permanent and secure manner.

3.2     REQ012

        Doorstop **shall** handle change management of the requirements.

3.3     REQ013

        Doorstop **shall** associate requirements changes to existing developer
        identification.

3.4     REQ014

        Doorstop **shall** be scalable to support thousands of requirements.

3.5     REQ015

        Doorstop **shall** provide a lightweight installation method.

