The first tip you should look at is to practice and keep on learning. When you know about the basics of your craft, find ways on how you can master it. If you think you can't do it yourself then find reliable people to whom you can learn from. Don't be satisfied with what you already know; practice a lot and be an expert. You can also get the best 'strategic advice' (also known as 'conseil stratgique' in the French Language) for sound mixing via online sources.
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Join a band. The simple means to make a start is to launch yourself on the stage. This is the best way to keep yourself focused. Regardless of the benefits that can practice your craft, you may also be allowed to co-write the composition and found. Through this, you also get to meet a lot of people contact and keep them in your records.
Extend your network. Find and befriend people who have already established themselves in the business. Remember that it is not all about your talent; it is also about who can make you be in the business. To find the right people and connect with them. You have to flaunt yourself and make them see that you have what it takes to be a star.
Practice professionalism. If you want to take a step up and keep your career, you have to be professional enough. There are a lot of people who would evaluate your work ethics and it can make or break you as a beginner.
Most importantly, you have to learn and continue learning about the business because it is the key for you to know how to make it in the music industry.