Don't forget to include a Design Brief & explain and address Relevant Implications for the internal & the external.
All four standards require Relevant Implications, you could include:

• Aesthetics (& minimalist design) / Design Principles / Design Conventions
  (CRAP - Colour / Typography / Visual Hierarchy) - Golden Ration (Divine Proportion) Rule of Thirds for Composition / Layout (symmetry / assymetry)

• Accessibility (use of colour / readability)

• Legal - Intellectual Property / Copyright / Creative Commons

• Social & Cultural

2.2 AS91891 Assessment Information:

1. Achievement Standards

2. 2.2. Apply Conventions Task Sheet

3. 2.2 ssessment Schedules

4. Exemplars

2.4 AS91891 Assessment Information:

1. Achievement Standards

2. Task Sheet

3. Assessment Schedules

4. Exemplars