Tips:
1. Be consistent
2. Learn the track, drive some laps slow so you can see the braking points and the lines.
3. Be gentle with the steering, don't turn a lot, just a little so it can take the turn right.
4. Don't block wheels aka control the brake pedal.
5. Use the 2 basic rules : Slow in - Fast out; Inside-Outside-Inside-Outside,etc.