$120 value for $89.99; two books by three of the industry's top experts, with over 2,200 pages of invaluable tips and referential information for system administrators and IT professionals. The two books included in this kit are:

• 9780735640610 Exchange Server 2010 Inside Out
• 9780735627192 Exchange Server 2010 Best Practices

Learn from the best team of experts how to deploy and manage Microsoft Exchange Server 2010 with SP1. Designed for messaging engineers and administrators, this definitive resource set features hundreds of timesaving solutions, expert insights, troubleshooting tips, and workarounds for designing, deploying, and managing Exchange Server 2010 in-depth.