Highly Tiered evData Pro option 1:

• Over 400 user licenses
• Separate Web Services, Reporting Services, and Database
• Pro:  Most scalable and best performance
• Con:  Most expensive

Mid Tiered evData Pro option 2:

• From 40 to 400 user licenses
• Web Services and Reporting Services on same box OR
• Reporting Services and Database on same box
• Pro:  Very scalable and good performance
• Con:  Services shared on one box

Low Tiered evData Pro option 3:

• From 1 to 40 user licenses
• Web Services and Reporting Services  and Database on same box
• Pro:  Lowest Cost Solution for small user implementation
• Con:  Poorest performance