Just something to add to the pile or remember for later. File it somewhere. Not sure if the dates line up with that construction work he was doing in the instagram pics.

http://dcra.dc.gov/sites/default/files/dc/sites/dcra/publication/attachments/Building_Permit_Issued_2015_1001_2015_1031.pdf

7th October 2015:

Replacement in kind of up to 5 fire windows.

Replacement in kind of interior wall coverings.