All areas of punctuation, especially commas, which many find difficult, are presented and explained simply and concisely.
It deals with what everyone needs and should know in everyday life, no complicated special cases. All rules are formulated in a short and generally understandable way and there are many examples from everyday writing. Where grammatical knowledge is required, there is help for the inexperienced, for example to distinguish between main and subordinate clauses or to recognize insertions.