Create a free collaborative blog with the help of blogger

1. Create a normal blog with the help of blogger. On how to create a blog with blogger you can visit here.
   
2. Login in to the admin area with your id and pwd.
   
3. Click on Settings tab at the top and then click on Permissions tab under it.
   
4. Then, click on Add Authors to add new authors for your blog. Simply add the email address of the person you wish to invite as an author. They will receive an email with the link to accept the invitation. If they click on the link in that email they will be set as author to your blog.