"Signs" joke

The following signs, spotted at various locations, say it all:
Sign over a gynecologist's office:
Dr. Jones, at your cervix.
At a military hospital - door to endoscopy:
To expedite your visit, please back in.
On a Plumber's truck:
We repair what your husband fixed.
On the trucks of a local plumbing company:
Don't sleep with a drip. Call your plumber.
Pizza shop slogan:
7 days without pizza makes one weak.
Another Pizza shop slogan:
Buy our pizza. We knead the dough.
At a tire shop in Milwaukee:
Invite us to your next blowout.
Door of a plastic surgeon's office:
Hello. Can we help pick your nose?
At a towing company:
We don't charge an arm and a leg. We want tows.
On an electrician's truck:
Let us remove your shorts.
On a maternity room door:
Push. Push. Push.
At an optometrist's office:
If you don't see what you're looking for, you've come to the right place.
On a taxidermist's window:
We really know our stuff.
In a podiatrist's office:
Time wounds all heels.
On a fence:
Salesmen welcome! Dog food is expensive.
At a car dealership:
The best way to get back on your feet - miss a car payment.
Outside a muffler shop:
No appointment necessary. We hear you coming.
In a veterinarian's waiting room:
Be back in 5 minutes. Sit! Stay!
At the electric company:
We would be delighted if you pay your bill. However, if you don't, you will be.
In a restaurant window:
Don't stand there and be hungry. Come on in and get fed up.
In the front yard of a funeral home:
Drive carefully. We'll wait.
At a propane filling station:
Tank heaven for little grills.
And don't forget the sign at a Chicago radiator shop:
Best place in town.