First, read the English article below.

You may have a great idea, but no realistic way to implement it. Before moving on with, think about if you could really follow through with this plan. For example, if you think you could open a great restaurant, but have never worked in one before and never attended culinary school, this idea is pretty far out of reach. Read Get Rid of Unrealistic Goals for more information on how you can get rid of goals and ideas that are too far out of reach, and how to make them more attainable. If you've thought of an idea, it's very possible that someone else has also thought of it. As soon as you think you have a business idea, investigate if someone has already done it. You definitely don't want to put months of work and financial investment into an idea, only to find out at the last minute that some has already done it. To avoid this, make sure you do thorough research and find out if your idea is truly original.  Use an internet search engine first. Type in the service or product you have in mind. You may not get an exact match, so follow all leads to determine if someone has already started a business like yours. Search the US Trademark and Patent office as well. This is a complicated process that is much more difficult than doing an internet search. You may even need to talk to a lawyer who specializes in patent law to properly navigate this system. If you do find out someone has already come up with your idea, don't panic. Plenty of new businesses have a lot of competition when they start, and they beat it by providing a better service or product. Now you have to investigate your potential competition.  Become a customer of the competition. Buy their product or service so you can see firsthand how they operate. This way, you can examine your competition closely and find ways to improve upon their business. Talk to the competition's customers. Conduct formal or informal surveys of your competition's customers. Ask them specifically what they're satisfied and unsatisfied with so you can adjust your own business to... 

Now, please write a short abstract for it in Vietnamese. Abstract:
Đánh giá điểm mạnh và điểm yếu của bản thân trong mối tương quan với kế hoạch của bạn. Nghiên cứu liệu ý tưởng này đã được đưa ra bởi ai khác hay chưa. Nghiên cứu đối thủ cạnh tranh. Nêu ý tưởng với gia đình, bạn bè và đồng nghiệp. Trò chuyện cùng khách hàng tiềm năng. Xác định rủi ro và trở ngại. Xác định liệu kế hoạch của bạn có thể thành công hay không. Xếp hạng ý tưởng của bạn.