Make Up Samples Where Can I Get Legitimate Free Make-up Samples In The UK?

Where can I get legitimate free make-up samples in the UK? - make up samples

I like to experiment more with make-up, but obviously do not want to spend a fortune on products that were not re-used to. Where can I get free samples of brand name products, as good as Estée Lauder and Mac!? Please help, or recommend a good products!