Am new to the forum, need some advise here. Renovating my current house - 2 storey corner terrace to a 3 storey with extensions to front and back. GFA is from current 232sqm to new 487 sqm(site area is 454 sqm, plot ratio 1.07). Layout and structure approved by URA and BCA, currently looking for tenders. Figures i have been getting is ard 540k - 580k excluding furnishings. Just wanna know is this ok. If there are more recommendations, am willing to get it from all the folks here