Article in English: Choosing the right company is key to your success. Quick and easy internet searches can usually answer many of the questions you may have. Do some research to determine which company is best for you personally. Some questions you should ask yourself when researching companies are:  How old is the company? Is it well-established or is it just starting out? How are the company's sales? Are they rising or falling? What is the general reputation of the company? Reviews and blogs can usually give you a good idea if the company is reputable or suspicious. Keep the same things in mind as when you investigated companies. Is the company leadership reputable and law-abiding? If company leaders have been accused of carrying out scams or have had legal trouble, you may want to avoid this company. Since you'll be responsible for pitching and selling this product, make sure it is reputable. Some MLM companies market questionable or dangerous products, and you could face legal action if you take part. You should keep the following in mind when considering a product:  Is this product safe? Are the product's claims backed up by legitimate research? Would I use this product? Is this product priced fairly? When you've found a company you're interested in, you'll likely meet with a recruiter or another representative. Be skeptical during the recruitment process. Remember that your sponsor makes more money if you sign on, so he may not be as open with you as he could be. Don't get distracted by promises of how much money you'll make and really think about what you're about to do.  Ask direct and specific questions. If you find the answer too vague, ask for clarification. Ask exactly what the company will expect of you- how much are you expected to sell? How many people are you expected to recruit? Are you required to take part in training programs? Don't sign anything right away. Take some time to read over and understand the entire contract. You may even want to consult a lawyer or accountant to make sure you're getting a fair...

Summary in Vietnamese:
Nghiên cứu các công ty. Tìm kiếm các thông tin về giám đốc điều hành và các lãnh đạo khác của công ty. Cân nhắc về sản phẩm hoặc dịch vụ của công ty cung cấp. Đặt câu hỏi với người tuyển dụng. Đọc kỹ hợp đồng. Chú ý đến những dấu hiệu cảnh báo. Lập một kế hoạch kinh doanh.