This section applies where a local housing authority have reason to believe that—
section 188 (interim duty to accommodate),
section 189B (initial duty owed to all eligible persons who are homeless),
section 190, 193 or 195 (duties to persons found to be homeless or threatened with homelessness), or
section 200 (duties to applicant whose case is considered for referral or referred),
If they have not become subject to such a duty, they may take any steps they consider reasonable for that purpose.
The authority may decline to take action under this section except upon such conditions as they consider appropriate in the particular case, which may include conditions as to—
References in this section to personal property of the applicant include personal property of any person who might reasonably be expected to reside with him.
Section 212 contains provisions supplementing this section.