Buying a firetruck offline would actually be a great idea because this would afford you the opportunity to shop around and make comparisons. If you purchase online you will not have the ability to make comparisons.
yes,
yes
Buying used skydiving gear can be a great idea. Make sure the gear is not damaged and in good quality. You can find some great gear at many skydiving schools.
Yes, it is a very good idea to use a car payment calculator before buying a car. It's the best way to find out what your price range will be for the new car.
The demand for goods and services goes down
Buying used electrical equipment is a good idea if it is sold from a trusted source with a good reputation. This is a good way to get almost new electrical items at a cheaper cost.
Buying used automobiles depends on many factors. As long as the car is priced decently, is in great condition, has a low mpg, and has no issues, used cars are a good choice to buy.
Calculating your potential loan costs prior to buying a car is always a good idea. A good resource for doing that is carpaymentcalculator.net. There you can also find other information that can help you make your buying decision.
No, although if you're buying them for resale it's probably a good idea to get tax-free status.
If you don't have time to go to retail stores, buying online is a good idea.
Buying a used Saab is definitely a good idea. According to many studies, Saabs hold up really well and last for a lot of miles. They are great, durable cars.
Whether buying a mini notebook for a child is a good idea or not is based on many factors--the age of the child, the child's level of responsibility, and what it would be used for. Mini notebooks are not cheap, so a child who has a problem with losing or damaging things should not be given one to carry around. But, if the child needs one and has demonstrated the ability to properly care for possessions, it might be a good idea.