To buy or not to buy... https://t.co/EnL1NajB20
IKEA
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JURONG GATEWAY
ChIJ_YttHA8Q2jERkOdZ13AWfPQ; ChIJ_YttHA8Q2jERkOdZ13AWfPQ
['buy', 'buy', '...', 'https://t.co/enl1najb20']
[]
buy buy
  [
    {"relatedness": False, "type": "none", "explanation": "This is not related to public housing or maintenance issues."},
    ]

It seems that the post does not relate to a maintenance report feedback to a public flat house. The term "buy buy" does not provide any context or information that would suggest otherwise. Therefore, the answer is that the post does not relate to this category.