Holidays. They always seem to involve rushing about. And it starts with rushing to the airport. Then rushing to security. Then rushing through the gate because security have held everyone up so long that your flight is on final call. Oh and there's an elderly woman pushing a pram in the way.
The £29 is the maximum price you'll pay for sail/rail to Ireland, and you can do it from pretty much anywhere in the UK - there are similar cheap offers for other ferry crossings to Ireland.
Martin Belam's written before about the trend of adverts to tell you to search for "something" rather than give a web address to remember. It's happening more and more, however normally the ads give you just a bit more to go on that this advert that was plastered around Dublin on a recent visit there.