It is the transition area between new worlds.
I think Knock on the door makes more sense. Knock at the door.... What do you knock on at the door? the wall?
Door jamb is the name for the frame of a door. That is the normal proper use. Door jam COULD be used if the door is stuck and will not open, but would not be the ordinary use.
a door
Door is a noun not a preposition.
The green door essay is simply an essay that talks at length about the green door.
oiling a squeaky door
The Franks went into the company building where Otta franks worked. They had a annex which was located above the building. They had a secret door and they placed a book shelf in front of the door.
No, oiling a squeaky door is actually done to reduce friction. The oil acts as a lubricant to help the door hinges move smoothly against each other, reducing the friction that causes the squeaking noise.
To stop your kitchen and dish washer door from squeaking try oiling or greasing the hinges.
The Morning the Franks left, they left there door open and their room a mess so it looked like they had been captured by the Nazis. They actually were hiding in Amsterdam in a secret room. The door to the room was a bookshelf and they had to be quiet during the day. The door was dead bolted, but someone found out they were there, they told the Nazis, and The Franks were caught.
what is the significance of having a bird nest on the front door
It should close tightly unless it's broken. So, I'd suggest fixing and/or oiling it. Last resort: just slam it.
Your garage door may be opening slowly due to issues with the garage door opener, such as worn-out parts or lack of maintenance. It could also be caused by a misaligned track or a problem with the garage door springs. Regular maintenance and inspection can help identify and fix the issue.
They put a wooden bookcase over the door. It still opened and shut, just hidden.
Try oiling the hinges on the door. Replace the check strap. That is the part between the two hinges.
A good oiling of the door latching device with a thin oil works in most cases. Replace the door ajar switch that plugs into the door latch from inside the door. These switches are notorious for going bad...causing the dome lights to come on randomly, even when parked with key out of ignition, causing dead batteries, etc. Moderate difficulty to change switch. Part costs about $20. Not a job for rookies.
Using sandpaper to increase friction on a slippery surface, such as on the bottom of shoes for better grip.