the way the rear suspension is designed the only way to adjust it is to get eccentric bolts installed or spend big money on aftermarket adjustable camber and toe arms. eccentric or "camber bolts" are about $25, full camber-adjustable arms are about $100, and toe arms I think are available from Massive Speed Systems, but I don't know price off-hand on those.
My majorly huge hand-made Focus RS replica build:
To view links or images in signatures your post count must be 10 or greater. You currently have 0 posts.
My RS conversion is For Sale: http://www.focusfanatics.com/forum/vehicles-sale/578185-sale-rs-mk1-conversion-2003-focus-svt.html