If you take this cover, it may double the total fee. In a certain case I found that if the car is rented most of the time, the insurance alone may cover the price of a new car after 2 years or less. Rates Rates change from country to country even in the same class and car-rental company. In Europe some borders are open, so it may turn out cheaper to rent a car in a central European country and drive it to the desired destination. A possible exception is a very short business mission.
Automatic transmission is considered luxury in Europe.
Don't leave money and valuable things in the car. In some places you'll get a list of warnings and suggestions with the keys. Avoid conflicts with other drivers even when you feel you are right. Air Condition Air Condition is considered luxury in most Europe. Driving a black car without air-condition in hot summer days may not be pleasent even in northern Europe.