From skyscrapers to corner stores, your Inquirer Business News department has started posting price information on commercial property sales in the Philadelphia area.
See our Commercial Property Sales Map, assembled by my colleague Mike Elek, and color-coded by deal size (and don't let the quirky key arrangement throw you off.) 
To add more prices, send deal info to me at
Please include the building's:

Building name and purpose
  Street address and town
  Size (sq ft) 
Buyer and buyer's agent
Seller and seller's agent
And any link to more information.