Be careful, they multiply.... next thing you know you will be parking outside. 
I've already considered bringing the Glasco slider out there to keep it company.  I figure that can be filled with adult beverages and the USS can be cans of soda for the kids.  
I do need to retain enough space for Tina to park her car in the winter, so I'm still working on the layout.  The other bay is occupied by my Spitfire - and as the senior citizen, it is a permanent resident.  It has even marked its territory (British car humor).