Checks out a copy of the selected files from your source code control provider and places a writable copy in the corresponding development environment working directory.
Files to be Checked Out
Lists the files available for check out. Click the files you want to check out, or click Select All to select all files listed.
Comment
Type a brief description of the reason for the check out.
Select All
Selects all files listed.
Advanced
Displays the source code control provider's Advanced Check Out Options dialog box.