Some encounters may take longer than their allotted times, while others may take less than the time allowed. It is NOT necessary to use the allotted time for any particular encounter if you are coding based on the documentation of the three key components. In other words you are not penalized for being efficient.
If you are only going to have 1-2 drinks, you should be fine to breastfeed. If you are going to binge drink, then you should wait two hours per drink before breastfeeding. Once the alcohol is out of your blood it is out of your milk. And pumping & dumping does nothing to speed this process up.
When I am using yeast that I can see, my preference is for fresh yeast if I can get it. This is because it is both convenient and pure. If I cannot get it, I switch to dry yeast and simply have to accept the bread making process will take 15 minutes longer. As a last resort, and when I teach, I will use instant yeast if I have to. There is no time in a class to spend the extra 15 minutes proofing dry yeast.