Before revision: Advantages Wikipedia has many advantages over other encyclopedias: It 's free and open for anyone on the Internet; All past edits and chats from the forum are public and everyone can see them; Updates happen frequently; It contains millions of articles; Easy to use and learn; Disadvantages However, there are also some drawbacks: Information can be inaccurate; It is open to spam and vandalism; Some articles can contain omissions and be hard to understand; It can be too open sometimes (for confidential documentation); It requires Internet connectivity.
After revision: Advantages Wikipedia has many advantages over other encyclopedias: It is free and open for anyone on the Internet; All past edits and chats from the forum are public and everyone can see them; Updates happen frequently; It contains millions of articles; Easy to use and learn; Disadvantages However, there are also some drawbacks: Information can be inaccurate; It is open to spam and vandalism; Some articles can contain omissions and be hard to understand; It can be too open sometimes (for confidential documentation); It requires Internet connectivity.