1. Set your camera to shoot in black and white, this will help you envisage what the image will look like. You will still have a colour RAW file to work from so processing will be fairly straightforward.
2. Learn to see colour as tones, and try to understand how you can interpret those tones during your post processing workflow using the colour sliders to darken or lighten the different colours.
3. Black and White photography can very successful on days when the light is too harsh or flat, so get used to pushing yourself and trying differing lighting scenarios.
4. Black and white is all about texture, light, line, contrast and composition, look for shapes patterns textures and light that is interesting to you.
5. Don’t be frightened of pushing the camera and your histogram to its limits to achieve the results you like, extremes of contrast can be incredibly powerful when seen in black and white.