Web server software for address books. View, modify, or administer address books using a web browser. Define users and set permissions, so address books can be shared among multiple users with varying levels of access. Share contacts among multiple users in an office, make a corporate directory available on your web site, network your address book for access on multiple computers, or make your addresses available no matter where you travel.
Web-based Address Books with Multi-User Access and Permissions 
CRM software for mid-size business. 
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