City landing pages list where demand exists. Here we compress what dispatch desks need in plain text so the first trip carries correct bits in the van.
Identify apartment stopcock, floor riser isolation (if labelled), and society bulk zone if kitchen gutting is on the table. Naming “top red wheel behind RO” beats “somewhere under sink”.
Short clip with sound if the leak sings only at 3 bar; stills for chronic tea-coloured seep. Flash off to avoid chrome blowout that hides pitting.
False ceiling tile size, service duct width, and whether the lift stops at mezzanine cargo - mention if society mandates shoe covers or after-hours noise deposit.
If you already poured retail drain cleaner, say so before anyone opens a threaded union; some salts etch newer CPVC differently than old GI.