Wikipedia: Contributing to Wikipedia

• Select your username (provided it's unique and available)
• You'll have your own permanent user page.
• You can write about yourself, maintain a list of articles you've written or contributed to.
• Edits made while logged in will be credited you not an IP address.
• Read the complete list of benefits here. 
• Create an account here.

Ten Simple Rules for Editing Wikipedia

• Register an account
• Learn the five pillars
• Be bold, but not reckless
• Know your audience
• Do not infringe on copyright
• Cite, Cite, Cite
• Avoid shameless self-promotion
• Share your expertise, but don't argue from authority
• Write neutrally and with due weight
• Ask for help.

Click on the FAQ Editing link below to learn the answers to the most common questions about editing Wikipedia 

• Editing a page,
• Making links,
• Delete a page,
• Add pictures,  
• Describe images
• ... and much more

FAQ Editing

(Credit: Univ. of Michigan)