Here are some resources that I have authored or have found useful.

Checklists

• Checklist for Successfully Up-selling SaaS Products

Articles & White Papers

• What’s Your SaaS Company Worth? – Great explanation of how SaaS companies are valued

Books

• SaaS Entrepreneur by Merrill Chapman — see my review

Analyst Reports

The following analyst reports are ones that I have found useful. The reports are free but in some cases you will need to give your contact information to the provider to receive them.

• Gartner Magic Quadrant – Public Cloud – Infrastructure as a Service

Websites

• Aber Law Firm – Information and blog on SaaS legal agreements
• Cloud Computing Showplace – Directory of Cloud & SaaS businesses
• Think Strategies – Blog on SaaS & Cloud Computing