Sure, here are 50 tips and hacks for travelers going to Romania from India:

1. Travel Insurance: Always get comprehensive travel insurance that covers medical emergencies, trip cancellations, and lost belongings.
2. Passport and Visa: Ensure your passport is valid for at least six months beyond your travel dates. Check if you need a visa for Romania.
3. Currency Exchange: Exchange some Indian Rupees to Romanian Lei (RON) at the airport or in India to have local currency handy upon arrival.
4. Language: Learn a few basic Romanian phrases or carry a language translation app to facilitate communication.
5. Weather: Check the weather forecast for your travel dates to pack appropriate clothing.
6. Voltage Adapters: Romania uses 230V electrical outlets with Type F plugs, so bring suitable voltage adapters for your electronic devices.
7. Mobile Roaming: Check with your mobile carrier about international roaming plans or buy a local SIM card for data and calls.
8. Transportation Options: Research local transportation options like trains, buses, and taxis for getting around Romania.
9. Accommodation Booking: Book your accommodations in advance, especially during peak tourist seasons.
10. Local Cuisine: Try traditional Romanian dishes like sarmale, mămăligă, and ciorbă for a unique culinary experience.
11. Safety Precautions: Be aware of your surroundings, especially in crowded tourist areas, and keep your belongings secure.
12. Health Precautions: Pack any necessary medications, sunscreen, and insect repellent. Drink bottled water to avoid stomach issues.
13. Emergency Numbers: Save emergency numbers like police, ambulance, and your country's embassy or consulate in Romania.
14. Travel Apps: Download travel apps for maps, language translation, currency conversion, and local attractions.
15. Cultural Etiquette: Familiarize yourself with Romanian cultural norms, greetings, and customs to show respect to locals.
16. Historical Sites: Explore Romania's historical sites like Bran Castle, Peleș Castle, and the historic center of Sibiu.
17. Natural Attractions: Visit natural attractions such as the Danube Delta, Transfăgărășan Highway, and the Carpathian Mountains.
18. Souvenir Shopping: Buy unique Romanian souvenirs like handmade crafts, traditional clothing, and local wines.
19. Local Markets: Explore local markets like Bucharest's Piata Obor for fresh produce, snacks, and souvenirs.
20. Nightlife: Experience Romania's nightlife in cities like Bucharest and Cluj-Napoca with bars, clubs, and live music.
21. Local Festivals: Check if there are any festivals or events happening during your visit for a cultural immersion.
22. Public Toilets: Carry tissues or wet wipes as public toilets may not always have them available.
23. ATM Withdrawals: Use ATMs in secure locations and inform your bank about your travel plans to avoid card issues.
24. Haggle Wisely: Practice haggling at markets but be respectful and know the fair market price before negotiating.
25. Local Transportation Tips: Validate your tickets on buses and trams, and be aware of pickpockets in crowded areas.
26. Tipping Etiquette: Tip around 10% in restaurants if service charge is not included in the bill.
27. Photography: Respect signage and rules regarding photography, especially in museums and historical sites.
28. Local Etiquette: Cover your shoulders and knees when visiting churches and religious sites out of respect.
29. Petty Theft: Keep your belongings secure in crowded areas and avoid displaying expensive items openly.
30. Local Time: Romania is in the Eastern European Time Zone (EET), which is 3.5 hours behind Indian Standard Time (IST).
31. Public Wi-Fi: Use caution when connecting to public Wi-Fi networks to protect your personal information.
32. Healthcare Services: Locate nearby hospitals or clinics in case of medical emergencies.
33. Local Laws: Familiarize yourself with local laws and customs to avoid any legal issues during your stay.
34. Cultural Events: Attend cultural events like traditional music performances, folk festivals, and art exhibitions.
35. Emergency Kit: Carry a small first-aid kit with essentials like bandages, pain relievers, and antiseptic wipes.
36. Document Copies: Keep copies of your passport, visa, travel insurance, and itinerary in a separate place from the originals.
37. Hotel Safety: Use hotel safes for valuables and lock your room securely when leaving.
38. Street Food: Try local street food like mici (grilled sausages) and covrigi (pretzels) for affordable and tasty bites.
39. Bargaining Tips: Bargain respectfully at markets and don't be afraid to walk away if the price isn't right.
40. Local Music: Listen to traditional Romanian music genres like muzică populară and muzică de petrecere for cultural immersion.
41. Nature Reserves: Explore nature reserves like Retezat National Park and Piatra Craiului National Park for hiking and wildlife.
42. City Tours: Take guided city tours to learn about Romania's history, architecture, and local legends.
43. Local Crafts: Support local artisans by purchasing handmade crafts like pottery, textiles, and wooden souvenirs.
44. Transportation Apps: Use transportation apps like Uber or Bolt for convenient and safe rides in cities.
45. Public Etiquette: Queue politely in public places like bus stops and ticket counters.
46. Wine Tasting: Visit Romanian wineries for wine tastings and learn about the country's winemaking traditions.
47. National Parks: Explore Romania's national parks for outdoor activities like hiking, biking, and birdwatching.
48. Cultural Workshops: Attend cultural workshops to learn traditional crafts like pottery, weaving, and painting.
49. Local Beverages: Try local beverages like tuică (plum brandy) and local beers for a taste of Romanian drinking culture.
50. Feedback and Reviews: Share your travel experiences through reviews and feedback to help future travelers plan their trips better.

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These tips cover various aspects from planning and preparation to experiencing Romania's culture, cuisine, and attractions while staying safe and respectful.