I'm at TWG Tea https://t.co/61Hz8ThkQe
<a href="http://foursquare.com" rel="nofollow">Foursquare</a>
East Region
[{'url': 'https://t.co/61Hz8ThkQe', 'expanded_url': 'https://www.swarmapp.com/c/55B8GmRyYRk', 'display_url': 'swarmapp.com/c/55B8GmRyYRk', 'indices': [15, 38]}]
CHANGI AIRPORT
["i'm", 'twg', 'tea', 'https://t.co/61hz8thkqe']
[]
twg tea
  [
    {"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 public flat house. The term "twg tea" does not provide any context or information that would suggest otherwise. Therefore, the answer is that the post does not relate to this category.