heap - SERP Analysis

https://otda.ny.gov/programs/heap/

https://www.heap.io/

https://development.ohio.gov/individual/energy-assistance/1-home-energy-assistance-program

https://en.wikipedia.org/wiki/Heap_(data_structure)

https://www.mass.gov/info-details/learn-about-home-energy-assistance-heap

https://www.mainehousing.org/programs-services/energy/energydetails/liheap

https://acf.gov/ocs/programs/liheap

https://www.merriam-webster.com/dictionary/heap

https://bcsh.ca.gov/calich/aid_program.html