Add-SPSite: Adds a new SharePoint site
Import-SPSite: Imports a site from a backup file
Export-SPSite: Exports a site to a backup file
Get-SPWeb: Gets a SharePoint web site
Remove-SPSite: Removes a site from the site collection
Add-SPList: Creates a new SharePoint list
Display-SPList: Displays all lists
Remove-SPList: Removes a list
Get-SPView: Gets a SharePoint view
Display-SPItemInformation: Displays detailed item information
Set-SPItem: Modifies a list item
CheckIn-SPDocument: Checks in a document in SharePoint
CheckOut-SPDocument: Checks out a document in SharePoint
Display-SPWebPart: Displays all web parts
Add-SPUser: Adds a new user to a group in SharePoint
