<table cellpadding="0" cellspacing="0" width="100%">
    <tr>
        <td colspan="2"><h1>Activity Packs</h1></td>
    </tr>
    <tr>
        <td colspan="2"><P>Test test Test test Test testTest test  Test test Test test Test test Test test Test test Test test Test test Test test Test test Test test Test test. Link: <a href="/products">I am a link</a></p></td>
    </tr>

$('table h1').closest('tr').next().find('a').on('click', function(e) {
    e.preventDefault();
    alert($(this).text());
});

$('table h1').closest('tr').next().on('click', 'a', function(e) {
    ...
});

$('table tr td').each(function(){
   if($(this).find('h1')[0] != undefined){
     $($(this).find('h1')[0]).after('<a href="#">abc</a>');
   }
})