I have 7 and hermit crabs all of them Coenobita compressus better known as PP's, I am a staff member of a land hermit crab forum based in the UK we offer lots of help and advice on their upkeep and also have an online store that stocks hermie foods and shells.
Check it out here
Absolutely Crabulous
Feel free to browse the forum, if you like what you see join up, it's a very friendly forum I'm sure you'll get a great welcome... I'm Mrs Tazzman on there too.