Hello again MBS....
Central Region
[]
MARINA CENTRE
['hello', 'mb', '...']
[]
hello again
hello mbs
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance report feedback."},
]

It seems that the Twitter post "hello mbs" does not relate to a maintenance report feedback to public flat house. The term "mbs" is not a common abbreviation or term related to public housing or maintenance reports. Therefore, the post does not fit into any of the categories I identified earlier.