Rolling clothes tightly saves space and minimizes wrinkles better than folding. Use visuals of the difference.
Pack an empty, lightweight tote/duffel. Use it for laundry or souvenirs on the way back.
Use compression cubes to organize clothes by outfit, category (e.g., ethnic wear), or day.
Stuff small items (socks, chargers, delicate jewelry) inside your shoes to utilize every inch.
Put your most expensive or essential outfits/meds in your carry-on, just in case your main bag is delayed.
You know how to pack, now find out the best time to visit India for your perfect trip.