An example of "building lock."

[osewalrus]

An affordable housing complex has an opportunity for low-cost fixed wireless broadband. Unfortunately, Comcast pays off the landlord to prevent any competing broadband provider from offering service.
http://www.timescall.com/longmont-local-news/ci_31697187/longmont-low-income-housing-nextlight?mc_cid=0082622631&mc_eid=bf11efc24c ;