South China Morning Post
This English-language publication, available on a subscription basis, provides daily news. The publishers of SCMP also put out several associated lifestyle magazines about Hong Kong.
PCCW 1081 Directory Lookup
This online telephone book allows you to search for individuals and businesses in English or Chinese.
Centadata
You can use the vast (and free!) database on this website to look for real estate sale prices and market values across Hong Kong. The website allows you to search by building name or street address in either English or Chinese.
Hong Kong Exchanges and Clearing Ltd
This website has extensive information about Hong Kong’s publicly-traded companies and related topics.
Image: Death to the Stock Photo