When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Hee hee
Easy - just have some mechanical or hydraulic arms that raise and lower the rack system so that the roof can still retract in it's normal fashion.
I wouldn't suggest raising or lowering at your favorite drive-thu however.