hmm so could go for:

1-Seagate 120GB USB2.0 7200rpm External Hard Drive - Retail £50.59
£59.45 inc VAT
quickfind code: 108787

or 2-Freecom 160GB External USB2.0 Hard Drive - Retail £51.82
£60.89 inc VAT
quickfind code: 113887
195 in stock. Usually ships same day
manufacturer #: 27031

or 3-Buffalo Drivestation 160GB USB 2.0 External Hard Drive £52.35
£61.52 inc VAT
quickfind code: 92451
106 in stock. Usually ships same day
manufacturer #: HD-HB160U2-1

thinking 2 or 3 since they got more storage, but is there anything really special about hard drives than storage snc ei dont really know to much about them?

and thanks wharry.