Labels can be added by .label class.
This is Default label
This is Primary label
This is Success label
This is Info label
This is Warning label
This is Danger label
<!-- Labels -->
<p>This is <span class="label label-default">Default</span> label</p>
<p>This is <span class="label label-primary">Primary</span> label</p>
<p>This is <span class="label label-success">Success</span> label</p>
<p>This is <span class="label label-info">Info</span> label</p>
<p>This is <span class="label label-warning">Warning</span> label</p>
<p>This is <span class="label label-danger">Danger</span> label</p>
Badges can be added by .badge class.
Border radius of badges can be controlled by the classes .rounded-0x, .rounded, .rounded-2x, .rounded-3x, .rounded-4x and .circular
<!-- Badges -->
<a href="#">This is a badge → <span class="badge">42</span></a>
Alerts can be used by adding .alert class.
<!-- Alerts -->
<div class="alert alert-success alert-dismissible">
<!-- Button to close alert -->
<button type="button" class="close" data-dismiss="alert"><span>×</span><span class="sr-only">Close</span></button>
<!-- Alert content -->
This is success alert
</div>
<div class="alert alert-info alert-dismissible">
<!-- Button to close alert -->
<button type="button" class="close" data-dismiss="alert"><span>×</span><span class="sr-only">Close</span></button>
<!-- Alert content -->
This is info alert
</div>
<div class="alert alert-warning alert-dismissible">
<!-- Button to close alert -->
<button type="button" class="close" data-dismiss="alert"><span>×</span><span class="sr-only">Close</span></button>
<!-- Alert content -->
This is warning alert
</div>
<div class="alert alert-danger alert-dismissible">
<!-- Button to close alert -->
<button type="button" class="close" data-dismiss="alert"><span>×</span><span class="sr-only">Close</span></button>
<!-- Alert content -->
This is danger alert
</div>
tooltip can be added by just adding the title attribute of element and adding data-toggle='tooltip'. and to control tooltip direction add data-placement attribute
<!-- Tooltips -->
<button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="left" title="Tooltip on left">Tooltip on left</button>
<button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="top" title="Tooltip on top">Tooltip on top</button>
<button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="bottom" title="Tooltip on bottom">Tooltip on bottom</button>
<button type="button" class="btn btn-default" data-toggle="tooltip" data-placement="right" title="Tooltip on right">Tooltip on right</button>