Miss Manners: Should I have been angrier at a stranger bumping into me? / Miss Manners: If you're not invited to a wedding, just let it go. / Miss Manners: People take advantage of my kindness and cooking skills / Miss Manners: Does this count as cutting the line? / Miss Manners: Host cancels dinner over food accommodation request / Miss Manners: Cousin invites me to dinner and I end up paying / Miss Manners: Must I thank people who block store aisles? / 'I'm an etiquette expert - there's rude act you should never do on beach' / Miss Manners: Is asking for a beer glass 'dreadfully rude'? / Miss Manners: Is host 'churlish' for refusing help in the kitchen?