Which Google tool to use?

Maps (free)
Earth (free)
Earth Pro ($400./yr)

• high-resolution printing
• email support
  
• most comprehensive geospatial database
• movie maker
  
• Import and style GIS data
• Measure area and radius

Enterprize

• designed to handle extremely large data volumes
• can run completely disconnected from the public internet
• server can be secured so that only authorized users can access your data
• providing an easy-to-access library of your GIS data

Sketchup (free)

• create, share and present 3-D models

Sketchup Pro

• generate tabular reports
• LayOut for flexible 2D presentations
• Create your own styles using the Style Builder

Maps API (free)

• embed Google Maps in your own web pages with JavaScript, Flash, and Static

Maps API Premier

• create maps that will not be shared on a public domain

Not-for-profit free access to Earth Pro, Sketchup Pro and Maps Api Primier http://earth.google.com/outreach/program_details.html