What criteria should be considered when selecting a wiki host?

• Cost: Is there a license fee or cost?
• Is the hosting service designed for small/medium/large size communities?
• Does it support private or public use?
• Does it support public or enterprise wikis?

• Storage limitations
• Bandwidth limitations
• Other limitations (e.g., number of pages per wiki, number of users, number of wikis)
• Topic restrictions
• Corporate branding
• Own domain
• Advertisements: Does the hosting service add advertisements to your pages? May you add advertisements to your pages?

• Page permissions supported?
• Access control lists
• Host blocking
• Mail encryption
• nofollow feature
• Blacklist
• CAPTCHA (where an image containing distorted letters and numbers displays requiring a user to enter what is displayed to deter automatic spam bots)