I have no doors but I have keys, I have no rooms but I have space, you can enter but you can’t leave! What am I?

What does this mean?

CCCCCCC

There are 2 cops parked along a one-way street looking for traffic violations. They spot a taxi driver going in the wrong direction, yet they do nothing.

Why?

Which part of London exists in France as well ?

They are the five precious gems of an everyday sort and all can be found on a Tennis Court. Who are they?

Which English verb becomes past tense just by rearranging the letters?

Aaron, Brad, Christopher, Danny and Elvis decided to play a game of tiddlywinks. In this game they decided that one win will get 1 point for winning, 0 for losing and 1/2 in case of a tie.

They finished the game in alphabetical order and it was found that the scores were different for each person.

Based on the following two statements, can you find out the result of the individual games?
Brad: No one could finish like me, without a loss.
Elvis: No one played worse than me, I finished without a single win.

How can you make a TV, a bed, a dog, and a car liquid?

What are the next two letters in the following series and why?
W A T N T L I T F S _ _

*Hint: Check Puzzle Title

The following alphametic has only one solution. Can you find it?
ENLIST + SILENT + LISTEN = ANAGRAM

PS: You may start the number from 0.