Start low, go slow

The single most useful piece of advice in this entire guide. Whatever the method, begin with less than you think you need, wait to feel the full effect before taking more, and treat the first time with anything new, a new strain, a new edible, a new method, as a test, not a session. Tolerance varies enormously between people and even between visits for the same person. Underestimating makes for a mildly disappointing evening. Overestimating is the situation described in entry 32.