Street Books
... that the mobile library Street Books uses library cards but does not set or enforce due dates?
... that the <a class="mw-redirect" href="./Mobile_library" id="mwIw" rel="mw:WikiLink" title="Mobile library">mobile library</a> <b id="mwJA"><a href="./Street_Books" id="mwJQ" rel="mw:WikiLink" title="Street Books">Street Books</a></b> uses <a href="./Library_card" id="mwJg" rel="mw:WikiLink" title="Library card">library cards</a> but does not set or enforce due dates?