punctuation

English as a Second Language English Vocabulary, Grammar and Idioms
1

Hi!
In these sentences:Door chains and spy holes which your landlord will probably fit help to reduce crimes.
The police officer said ‘You should set up a Neighbourhood Watch scheme’.
Who can help me with the rules of punctuation?

Thank you!

2

Door chains and spy holes, which your landlord will probably fit, help to reduce crimes.

The Police Officer said, “You should set up a neighbourhood Watch scheme.”