BI_BreadCrumbs module/function

BI_BreadCrumbs is for bread crumbs navigation, just put it in the right place of your website, and BP's magic will do the rest.

To call it use:
<?php BI_BreadCrumbs(); ?> 

As a result you will have

<li class="breadcrumb-item"><a href="#">Item 1</a></li>
<li class="breadcrumb-item"><a href="#">Item 2</a></li>
<li class="breadcrumb-item"><a href="#"> ... </a></li>
<li class="breadcrumb-item active" aria-current="page">Current item</li>