The cleaners are generally made for the fabric; hence the suede furniture can be cleaned. It can like a normal stain remover and furniture. Hence it is easy to use them and get rid of the spills and messes. In case there are any powdery spills, you can also use the bars or solid er...
For general suede shoe stains (and cleaning Birkenstocks), you might bust out the eraser or baking soda. However, suede shoes are unique in that they are prone to getting water spots. While you can avoid this on your jacket with an umbrella, there isn't really any way to help this on...