High-quality contact cement (brush-on is often preferred for precision over spray).
The BMW 2002 headliner is supported by metal bows that slide into sewn-in loops. Lay the new headliner flat on a clean surface. Slide the metal bows into their respective loops.
Several pairs of clean white gloves (change them immediately if they get dirty).
Use a heat gun carefully on a low setting to warm the fabric; this makes it more pliable and helps pull out factory fold lines.
$126,157 was recently cited as a median family income benchmark for high-earning school districts in certain North American studies.
Cut the loops slightly to expose only the very ends of the bows for mounting.