Use plastic containers with screwtop tops or baggies to hold liquid items that might spill or those that tops can loosen up on in travel. Have a lightweight robe and slippers for packing ease and comfort when at your destination. Buy luggage that looks good. Always keep luggage tags on your bags. Keep a hand steamer in your suitcase.
Most hotels also have an iron and ironing board.
Always carry your necessities with you. When on informal vacation, roll up extra underwear and a short and top set in your overnight back. Use a lingerie bag for your intimate apparel. Bring an extra plastic bag for laundry, or use the one that the hotel supplies. Use a jewelry roll for packing earrings, necklaces and bracelets.