Online shops I can recommend

Just K Jewellery
http://www.craftmarkets.co.uk/just%2Dk%2Djewellery/
Karen who owns Just K lives not to far from me, and I have bought a Fab set of jewellery from her.

Springers Personalised Products
http://www.craftmarkets.co.uk/springers%2Dpersonalised%2Dproducts/
I have bought from this online store and can vouch for the quality of goods and excellent customer service.

Scents-ible Solutions
http://www.craftmarkets.co.uk/scents%2Dible%2Dsolutions%2Daromatherapy/
I have bought more than once from this online store and the products are so special, and I can vouch for the excellent customer service.

http://stores.ebay.co.uk/DIE-CUT-DREAMS

If you are a Card maker or Scrapbooker, the visit this Ebay store. I buy regularly from here, and the card quality is second to none, and delivery is quick. The store will also combine postage when making several orders, and this shop has 100% feedback score.
The above shop has opened another online store, the web address is http://www.craftmarkets.co.uk/die%2Dcut%2Ddreams/ and also www.diecutdreams.co.uk.

Please crafters take a look at Sally B's on Ebay at http://stores.ebay.co.uk/Sally-Bs and also Sally's Craftmarkets Site at http://www.craftmarkets.co.uk/ if you are interested in selling your own Crafts.