[Tdol]

Due to the reason that- Bit wordy- why not use because/since/as
considering to park- parking
Gemilang Indah Flat- Flats?
However- comma
estate, therefore- estate; therefore,
The eligibility charges of the parking- the charges for parking two cars
charges, is it true- charges; is this true
know!- don't use exclamation marks in letters