Group 1 - The article discusses the experience of homeowners in Guangzhou receiving notifications from developers to handle property registration after purchasing their homes, highlighting the quick turnaround from purchase to registration [1][7][8] - Homeowners express frustration regarding the sudden requirement to pay property tax after spending all their funds on the home purchase, leading to financial strain [6][9] - The new property tax regulations have caused significant concern among homeowners, particularly those whose homes exceed the newly established size threshold for tax exemptions [21][23] Group 2 - The article outlines the changes in property tax regulations, specifically the adjustment of the luxury tax threshold from 144 square meters to 140 square meters, impacting many homeowners who had purchased properties just below the previous limit [21][23] - Homeowners with properties measuring slightly above the new threshold face increased tax liabilities, with examples illustrating how a mere 1 square meter can double the tax owed [26][24] - The article emphasizes the potential long-term implications for homeowners, including difficulties in selling their properties due to the higher tax burden compared to similar homes [26][27]