It is a good idea to book the hotel accommodations well in advance, especially if you are planning to travel during the peak season.
It is advisable not to undertake a night journey from Abu Road (the nearest railhead) to Mount Abu. There have been incidents of looting and of wild animals hounding the area at night.
Bargain well when shopping for items at Mount Abu.
If you plan on indulging in some adventure activities at Mount Abu, then do plan your trip with a qualified and certified instructor.
It would be a good idea to hire a guide when visiting the Dilwara Jain Temples. All the carvings are said to be unique with none of the patterns getting repeated.
Photography is prohibited inside the Dilwara Jain Temples.
Weekends at Mount Abu can get surprisingly crowded, so plan your trip accordingly.