When you have a MacBook by Apple you have a laptop, known as the Macintosh Notebook. As with other laptops that you may need some time to get a MacBook Repair for your laptop
A professional repair service can be found in most major cities and many smaller ones as well. You can do a search online to find one near you. You can search for term like do you have business computer repair in my area? or any other related quetsions to solve your queries related to repair service.
You have to take the laptop to the store or else pay to have the repair service comes to the office or home. If you can do without a MacBook for a few days you should take it to the store so you can save the cost of calling home.
You only need to select workshops that do repairs Mac. Some places specialize in them while others can repair most models of laptops, including MacBook.
A laptop can also be overheating for some reason. If it is too hot it is not good for your unit because if it is too hot may be that the fan stays cool fail and if you catch it before the fan allows the laptop to overheat where it burned a hardware that will cause your MacBook crash.
This is not good, and you will need to be repaired. If you are lucky you will not lose any data. Computer and laptop repair shops are a good kind of store to get to know.