Before traveling to Lonavala, make sure to check if your passport is valid for at least six months beyond your planned stay. Visitors from most countries can get an e-Visa to enter India. It's recommended to check for any updated travel advisories and entry restrictions due to COVID-19, as well as to consult with a healthcare professional regarding recommended vaccinations for traveling to India.
In Lonavala, the local language spoken is Marathi. It would be helpful to learn basic phrases such as 'Kasa kay' (How are you?) and 'Dhanyawad' (Thank you). You can find helpful resources for learning Marathi online or at local bookstores, and locals will appreciate your efforts to communicate in their language.
While visiting Lonavala, it's generally a safe destination for travelers. However, be cautious of pickpocketing in crowded areas and avoid walking alone in poorly lit areas at night. Respect the local customs and traditions, and be mindful of your surroundings. It's best to avoid isolated areas and always stay aware of your belongings to ensure a safe and enjoyable trip.