The two best things about sh404 is the fact you can redirect the 404 errors to the page you want and you can manage all your titles page in one interface.
This is 30€ happily spent !
If you want an horizontal cart (no verticality here), that's the extension you need.
I just encountered a problem with some transparency stuff due to my template, the staff answered me so fast and solved it very easily ! Definitively recommend it.
Will order newly at pixel point creative without a doubt.