First, read the English article below.

If you’re really good at a subject in school, or at playing an instrument like guitar or piano, you can offer to tutor your friends or neighbors down the street for some extra cash. Know, though, that your friends may also not have a lot of extra money, so be generous and don’t overcharge your buddies.  If you are in the same class as your friend and you are better at that subject, you can offer to tutor your friend and help with the homework and studying for tests. If you have a younger sibling, you can also offer to tutor your sibling so your parents don’t have to always be checking up on grades and homework. One of the most profitable ways to make money easily for kids is to babysit. Start by offering to babysit your own sibling, and once you’ve got some experience, reach out to the neighborhood.  Take a babysitting course. Red Cross offers a certified course that trains you gives you skills from handling children to teaching you what to do if there’s a medical issue. Being certified will help you get jobs and may even let you charge more. Get referrals. Ask your parents to reach out to friends who might need a babysitter, and post signs up around your neighborhood. Treat babysitting like it’s your own business. Come up with a name, and choose a rate to charge. Consider joining and online babysitting network like Sittercity. During the summer months, when you don’t have school, but your parents still need to go to work, holding a daycare service in the neighborhood can be another great way to make some extra money. This works best if you have some friends helping you out too.  Not all parents will want to leave their kids with you all day, but if you have established yourself as a reliable babysitter, you may have some luck.  This method works best if you are a little bit older and have some other friends helping you out. Advertise your daycare around the neighborhood and feature fun activities for the kids to do. Maybe you organise a park day where you play games like kickball. Or you hold an arts and... 

Now, please write a short abstract for it in Vietnamese. Abstract:
Dạy kèm bạn bè và trẻ con ở hàng xóm. Giữ trẻ cho hàng xóm và các cô chú là bạn bè của bố mẹ. Mở dịch vụ trông giữ trẻ cả ngày. Chăm sóc thú cưng hoặc dắt chó đi dạo cho các nhà hàng xóm.