Short story in a collection, written in first person about a bicycle repair shop owner in a slightly apocalyptic near future where lower floors of the building are a bit crazy and lawless. Bike shop is raised by chain at night for security

Story includes a package sent to the main character which has caught the attention of some agency who has sent someone to recover (steal) it, who the main character instead immobilizes by taping or gluing them to the floor.

Main character's affluent mother lives on higher floor in the building perhaps? Interacts with her and others "on line" by using a digital assistant called a "Mook".

circa 2010 roughly?