Top recommendations for a 100 sqm office in Singapore's central area (District 1):
- **SBF Center (Robinson Road)**: Leasehold, S$3,700–S$3,840 psf, strong rental yields.
- **Suntec City (Temasek Boulevard)**: Leasehold, S$3,300–S$3,600 psf, excellent amenities.
Median rentals: SBF Center S$8–10 psf pm, Suntec City S$8–12 psf pm.