NY State Dept. of Labor
http://www.labor.state.ny.us

Legal dictionary for real estate terms
http://www.lendingapps.com/downloads/glossary.pdf  

IRS
http://www.irs.gov

Every person should annually check their credit to verify accuracy
https://www.annualcreditreport.com/cra/index.jsp

NYC real property search
http://www.propertyshark.com/mason

Current market news
http://www.bloomberg.com

General financial information site
http://www.americanbanker.com

NYC current events
http://www.crainsny.com

NYS Corporation search
http://appsext8.dos.state.ny.us/corp_public/CORPSEARCH.ENTITY_SEARCH_ENTRY

Experian Business credit check
http://www.experian.com/business/bcr.html

Dunn & Bradstreet business credit check
http://www.dnb.com/us/

NYC very helpful site (parking tickets, real estate taxes, red light tickets, etc.)
http://nycserv.nyc.gov/NYCServInquiry/NYCSERVMain

NYC real estate document images
http://a836-acris.nyc.gov/Scripts/Coverpage.dll/index

New York State property tax search
http://www.taxlookup.net/