Don't miss this doc 10 July about Ivan, the 'cowboy cupid', who helps American men find true love with Mexican women. (More info about the doc here: http://www.channel4.com/more4/documentaries/doc-feature.jsp?id=60).

What do you think about 'mail order bride' services; can they work, or is it all about exploitation? And is it so very different from online dating?