• Users must always online to read and write a lot of e-mail. They can not easily fix messages when they are working offline (unless to copy and paste the content of messages).
• The commercial Webmail services usually provide storage space and unlimited e-mail or is currently advertising banner ads or ads attached email is sent. Unlike in computer software, users do not default to keep the message on his computer, although they also have the option to download and store important emails on the computer, can be done by hand or pop-mail software.
• Most e-mail messages are short, in the form of pure character, less than 2 kB, but when using Webmail, e-mail the original to be inserted into the HTML code of the Web site should be up to 40 kB or more. This could significantly slow down the speed of use, especially with slow connection.
• The Webmail accounts are often the target of spam.
• Webmail Accounts deemed unsafe.
• Webmail Accounts FREE often can not be used for visually impaired users, by using an intuitive interface.
• Webmail often limited in terms of speed and performance compared to other email programs view, partly due to the limitations of HTML (web site). For example, if the letter is marked deleted in the index, these tags are often lost when people read the letter. That means you can not read the letter that you think may be deleted (to check whether to delete or not) if you do not remove the tag or mark to mark go back. Because it will be more inconvenient than when you want to delete multiple messages at once.
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