Astarael--Banisher
An ornate and intricate culture which eerily resembles existing cultures of Earth that is ornately and intricately described is a must. It helps if there are a bunch of there cultures out there--the description helps fill in the pages and turn your unpromising books into a promising saga. 'Cos everyone knows that quantity equals quality, in nearly every aspect of writing.
No, not at all, everyone knows you shouldn't bother with making up any distinct culture for your characters, and heaven forbid you should make up a culture and then explain it at all. ((I'm pretty sure I see where you're going with this, just pointing out that if you take the idea to the opposite extreme, you're no better off.))
Whenever there has been a threat or there is some other danger to any good character in power (especially a good politician), her/his friends/assistants bodyguards will suggest a reasonable course of action to protect that character when preparing for a specific address, summit, or other important function. The character in question will always dismiss their suggestions (if s/he is a politician, always for political reasons, such as "We can't afford to look weak" or "We must build a sense of trust"
wink . You can work out for yourselves what happens next, Hint: not pretty.
Double-agents. No matter who they are, what their specialty, or what type of organization they infiltrate, they will always rise to the top ranks, or, if there are no ranks, they will have the complete trust of the organization's leader. The arguments of anyone who suspects them will be discounted, if the suspicious character doesn't simply suffer an accident that no one finds suspicious in the least, no matter how unlikely.