Aside from the tips provided on the web sites listed below, there are plenty of examples of web design portfolios
that you can look at online:
Elements of a Great Web Design Portfolio
Online Designer Portfolios How to best showcase web and graphic design
Tips for Creating a First-Class Personal Portfolio
Any web content that you use for your Technical Briefing
should be from reliable and credible sources. Use These criteria:
Authority
Accuracy
Currency
Coverage
Objectivity
This handy checklist will help.