Instant messaging started out as a common social ways of communication. There are several free messenger service providers let you utilize the free instant messaging for free. The instant messaging has been widely to use to get hold of friends, share information and get quick respond on the move. The simplicity along with the ability to have an prompt reply have caused instant messaging to be used more and more in professional and business environment. Let's start a simple comparison of the positives and negatives of using a Lan IM as opposed to a free instant messenger in the corporation fields.Benefits of Free Instant Messenger1.) No doubt, the most obvious benefit of using public instant messengers like Yahoo! or MSN is because they are totally free, no more additional costs.2.) The use of a free IM client program is easy, just download it and install it, the IM service provider will do the host service, no technical maintenance will be required for a general user. Disadvantages of Free Instant Messenger 1.) The Instant messaging server resides by the instant messaging company, the history message will probably not be encoded, so they can be intercepted and read by anyone that knows how or.2.) Infections could be sent via unidentified contacts. 3.) The free instant messenger will be utilized to speak to family or friends during the work time, that will waste a lot of time. Advantages of Lan Messenger 1.) Lan messengers encode all communications with strong encryption, which ensure the security.3.) An enterprise level Lan messenger presents rich features like white board, conference chat which turned out to be very useful in office communicating. 3.) A Lan messenger offer all the regular benefits of Instant messaging. 4.) Only authorized people can send messages. Drawbacks of Lan Messenger1.) A Lan messenger will cost extra cash.2.) Technical maintenance may be required.

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