Of course it can go lower!!
WebColos is working with MySQL 5 and PHP 5.2 and you can work with PLESK. Our cheapest package is £ 9.99 a/year incl VAT with 300 MB Disk and 10 GB traffic. You pay afterwards. Domain for Uk: £ 5.99 y/2 years and US £ 7.99.
Of course there are more packages when this is not enough. Look at our site
www.webcolos.co.uk and tell friends about our website.
I hope I gave you enough information.
Richardfree