Manage Users & Groups in SharePoint 2010

Learn how to add a New User in SharePoint 2010

Before a user can access a SharePoint 2010 site, you need to first add the user and assign permissions. This video demonstrates adding a user to a site collection. This video assumes the account has already been added to Active Directory.

1. Click Site Actions
2. Click Site Permissions
3. Click Grant Permissions
4. Type the account name or use the address book
5. Choose the SharePoint Group for this user
6. The user has now been added to the site

Learn how to create a user group in SharePoint 2010

Leverage SharePoint 2010 groups to ease the sometimes painful and arduous task of assigning permissions. This video illustrates how to create a SharePoint 2010 group.

1. Click Site Actions
2. Click Site Settings
3. Within Users and Permissions click People and Groups
4. Click Groups
5. Click New
6. Select New Group
7. Assign a Group Name
8. Choose the permissions to assign to this group
9. Select Create

Learn how to delete a user group in SharePoint 2010

A SharePoint 2010 group makes managing user permissions relatively easy. On occasion, you may need to delete a group. This video illustrates deleting a SharePoint 2010 group, thus removing any permissions for all group members.

1. Click Site Actions
2. Click Site Settings
3. Within Users and Permissions click People and Groups
4. Click the name of the group you want deleted
5. Click Settings
6. Click Group Settings in the drop down
7. Click Delete
8. Click OK

References:-
http://www.fpweb.net/sharepoint-2010/tutorials/users/