ER0L suggested to me, that I should do an update here on a particular car of mine, so I might as well give a short presentation of everything not yet shown here.
Low 6 wide with space for minifigs
http://mocpages.com/moc.php/383727
This car uses panels to get a low profile. Instructions on how to build it is in the link.
A white roadster
http://mocpages.com/moc.php/383515
A design around the 11209 wheels.
Coupe design
http://mocpages.com/moc.php/382826
A design working both as a coupe and as a cabriolet, full guide in the link.
Vans
http://mocpages.com/moc.php/380663
A basic van design
A full size family car
http://mocpages.com/moc.php/379911
Longest 4 seater I have ever built.
Coupe & Cabriolet
http://mocpages.com/moc.php/374882
Another multi-purpose design.
Super compact
http://mocpages.com/moc.php/385423
The opposite of the fullsize car.
Police Interceptor Mark II
http://mocpages.com/moc.php/372876
An upgrade of an earlier car I made
4x4s
http://mocpages.com/moc.php/370628
I didn't have any 4x4s. Now I do .
Centerengine car
http://mocpages.com/moc.php/370584
A mix of Lamborghini and Porsche
4 seater, 4th version
http://mocpages.com/moc.php/343485
Not sure if I posted this already, in any case, this is the most recent version.
5 wide with full minifig
http://mocpages.com/moc.php/370802
Taking advantage of a special piece, a very low 5 wide can be built. Instructions partly explained in link.
64 foot (stud) Yacht
http://mocpages.com/moc.php/373118
Had to have one of these.
Home Sweet Home
http://mocpages.com/moc.php/384814
A typical 1950s Cape Cod like design. Fully detailed interior.
And that about sums it up I think. There are LDD files for every creation if you want to copy something or want to check out building techniques.