Mail Server Installation and Configuration ? Silang in Silang, Calabarzon

I am offered the installation and configuration ofmail server.
LinuxMail Server
Amail server is a server dedicated to sending and receivingmail. A software application handles the sending of messages from client machines and the receipt of email from other servers.
LinuxMail Server Featres:
Mail Domain Unlimited number ofmail domains
Domain alias support
Catch-all address management
Mail User Unlimited number ofmail users
Alias account (Same as "Nickname" in Google Apps)
Show real-time mailbox quota usage.
Mail Alias Unlimited number ofmail aliases
Access restrictions
Mail Admin Unlimitednumber ofmail admins
Admin type control (Global/Normal Admin)
Service Control Mail service
Mail forwarding
Shadow address (user alias)
Customizemail filter rules
Sender BCC
Recipient BCC
Amavisd Integration View logs of sent/received/quarantined mails
Quarantine SPAMmail into MySQL database
Release, delete quarantined SPAM mails
Policyd Integration Blacklist management (IP addresses, Sender email address, DNS name, HELO identifies)
Whitelist management (IP addresses, Sender email address, DNS name)
Max message size of single outgoing email
Max message size of all outgoing emails per time unit
Number of max outgoing emails per time unit
Number of max incoming emails per time unit
Per-domain and per-usermail relay settingPer-domain disclaimer supportSearch accounts via display name or emailAssign new users to certainmail aliasesMaildir path controlLog most admin operationsPassword length control