Minor repairs
Plumbing
Leaking tap — washer/cartridge (a 2-uah part). Mixer — cartridge. Trap under the sink — disassemble and rinse. Toilet running — adjust the float or flush valve. Shut the riser before disassembly.
Electrics
Dead outlet — check the breaker first. Lamp — socket/switch. Flickering light — loose contact. Work on a dead circuit — never touch wire without a tester check.
Walls & seams
Crack — clean, fill, prime, paint. Bathroom seam — sanitary silicone with antifungal. Peeling wallpaper — PVA glue + roller. Drywall hole — a patch.
Doors & furniture
Squeak — lubricate hinges with WD-40/machine oil. Doors don't close — hinge adjustment. Drawer — slides. Loose handle — tighten screws, lock washer.
Flooring
Laminate squeak — wax candle in the joint or a finish nail. Loose tile — clean, tile adhesive, grout. Linoleum — seam adhesive.
When to call a pro
Gas — licensed pros only. Water/heating risers — the housing office. Panel work — an electrician. DIY: tap, outlet, seam, hinge, patching — a 30-min video guide.