Hans Angermeier has produced over 100,000 videos showing drivers how to fix things on their cars. He has broad expertise on basic repair procedures covering the majority of cars on the road.
One of the easiest fluids to top off - learn how to open the hood and where the reservoir is on your car
Learning how to jump your car before you need to is an excellent idea
If your car blows hot air when your air conditioner is turned on, try recharging the freon first
Sure you can take it in for a $19 lube, but are you OK with a stripped oil pan and cheap parts in return?