If you didn't know already, Datel has released the US version of the Xport Software to replace your existing SharkPort software. It is 100% compatable with your PS2 SharkPort disc so don't worry about that Get it here
The US and UK Xport software both use the .xps extension for saves, this can lead to confusion.
When downloading saves with the .xps extension, be aware of what country the save is from and if need be, change the Product ID to match your game.
For example the Product ID of the Time Splitters 2 maps are:
A small but significant difference.
You can view and edit the Product ID with PS2SIDC, available from my site
A small plug for my stuff, but info I feel it's usefull to know