The document discusses WordPress multisite, which allows multiple websites to run under a single WordPress installation, sharing plugins, themes, and users for easier maintenance compared to running each site separately; it provides an overview of when and where multisite could be useful, how it works, and examples of large organizations that use multisite like WordPress.com, BestBuy, and The New York Times.

2. How, why and where to use
WordPress multisite
Extending WordPress

3. About Me:
Utsav singh @rathour
WordPress Enthusiast, A wannabe entrepreneur
CEO/Founder Code Pixelz Media (@codepixelzmedia)
Blogs at http://codepixelz.com

4. What is Multisite?
 Multiple Website. What else?
 So what is WordPress multisite?
 Obviously Multiple Websites hosted in WordPress.
So what's the catch?
 All of these sites are under single installation of WP

5. The Origin
>>

6. Ba dum tsss.....
MultiSite

7. Regular v/s Multisite
Regular WordPress
 Single Site
 Each new site needs new installation
 Multiple Installation of Plugins, Themes
 Single set of Users

8. Regular v/s Multisite
WordPress Multisite
• Multiple (Network of) Sites
• Single installation for 'n' number of websites
• Single installation of Plugins, themes for all.
• Multiple set of Users
• Super Administrator to control the Network

9. How it works?

10. When?
1. You have a number of sites running on WordPress
2. You are looking for an easy way to maintain your network of blogs
3. Want to allow people to run their websites/blog on your Installation
4. Save time from installing same plugins, themes over and over again.

11. Where to?
 Personal
Multiple Blogs, websites
 Academic
Different sites focusing on different faculties, courses or
academia.
 Organizational
Team or division based information site or blogs.
Regular Blogging
Network of blogs
 Hosting Sites
Host different sites of client under one roof, easier to
maintain.

12. Where not to?
Just because you can, doesn't mean you have to
 Diffierent Post Type of same niche.
(Try custom post type)
 Users Need To Install Themes/Plugins
 Single Website or blog

13. Who's using this?
 WordPress (WordPress.com)
 BestBuy
 Powersites.net
 New York Times (nytimes.com/blogs)

14. Did you know?
 New York Times has 60+ blogs covering
a wide range of topics
 Powersites.net has 17000+ small business websites
 WordPress.com hosts 57,600,799 (while creating this
presentation) blogs

15. How do I get started?
Open up wp-config.php and add this line
/* Multisite */
define('WP_ALLOW_MULTISITE', true);

16. How do I get started?
 Go to Network Setup Menu on Dashboard
 Choose Sub Directory or Sub Domain
 Detailed installation instructions:
http://codex.wordpress.org/Create_A_Network

17. Data Handling
 Creates new set of tables for each Site
 New tables added
_blogs, _registration_log, _signups, _site, _sitemeta
 New tables for every new site/blog

18. Should I be using it?
Are you kidding me?
I spent my 10-15 minutes explaining why you should.
Go ahead
Try it.
Build it.
Make wonders.
Conquer the World.

19. That's it, Me Lord!
Thanks for bearing :)

20. Still got questions?