Earlier quoted context omitted.
I'm sure some of the parents are just refusing to read your email carefully, but I think people also overestimate how clear their writing is. I do read written policies very carefully, but I often misinterpret things because I read more literally than the author expected. if it's something important (eg, specifications at work), I will rewrite the ambiguous passage in my own words and ask the author / person in charg…
I'm certain they are refusing to read it. I try to be sensitive to thinking I'm being clear when in reality I'm not. Here is a screen grab of a typical email. https://imgur.com/5d36jpq The first questions I get are "when is first practice".
all the information is there for an active reader to figure out what they need to do, but I can see how a linear reader (who isn't holding all the information in their head to begin with) could miss it. I had to reread the email to know exactly when the first practice would be. an extremely pedantic reader might be unsure whether "see you next tuesday!" refers to a second informational meeting or the first actual practice.