What are the disadvantages of buying Hillview Park?

Here is a summary of HILLVIEW PARK:
Street Name: Hillview Avenue
District/Planning Area: D23 / Bukit Batok
Property Type: Condominium
Tenure: Freehold
Completion: 1995
Est. Land Size: 14,290 sqm
Number of Units: 184 units
Bedroom Types: 2BR, 3BR
Buyer Profile by Residential Status: Singaporean 82.9%, PR 11.2%, Foreigner 3.3%, Company 0.7%
Average sale price*: $1,487 psf
Rental Yield**: 2.8%
*Based on URA sales data in the last 12 months. Otherwise, based on latest transaction
**Based on URA rental data in the last 12 months. Otherwise, based on latest transaction