CLEAN : Norway attack: Suspect's neighbour describes him as "lonely" and "angry looking"

The transcript describes a person's repeated behavior of staring at the narrator. The person is described as large, with short hair and a serious expression. They are often seen near the garbage and mailbox, never speaking, and always appearing somewhat angry.

What was the last time the speaker saw the person mentioned?

Describe the demeanor of the person the speaker observed.

How did the speaker feel about the person's presence?

What can be inferred about the relationship between the speaker and the observed person?

What actions did the person take while observing the speaker?