How can I become a mystery shopper?

MSPA is a good start, and although they're not quite international, check out IMSC which was started by Pam as a mystery shoppers coalition created by shoppers for shoppers. Here's an review of her book that I wrote - http://goo.gl/OcBGi

There are plenty of 'mystery shopping companies in the UK', just type that very phrase and you'll be presented with plenty of options. If you want to make sure they're legitimate you can check on the MSPA for that country http://www.mspa-eu.org . There are also plenty of forums you can review to see what people are saying about them. Money Saving Expert has a huge forum in the UK where mystery shoppers talk about thier experiences and preferred company. http://forums.moneysavingexpert.com/showthread.php?t=1855737I personally work for  http://www.tern.co.uk  and we are always looking for new shoppers to work for us. We are proud of the feedback we get from our shopper team and payments for work you conduct are usually paid weekly.You can always work for multiple companies to maximise your time mystery shopping if you wish.

It's not that hard to be a mystery shopper but it really doesn't pay very well given the hours typically required. There are many http://b3e5b0mzivnp3v9b15ug8u1x0z.hop.clickbank.net/but I would make sure that you have the time and dedication required. You may need to apply to several sites before being accepted.Here are some resources:http://b3e5b0mzivnp3v9b15ug8u1x0z.hop.clickbank.net/ http://www.mystery-shopping.com/