Rule of Index
The point of a story is to get a reaction from the audience. This means that plot holes and unrealistic elements can be excused if their presence results in the audience feeling something (assuming they're not too blatant to allow for the desired impact). Thus, the limit of the Willing Suspension of Disbelief
for a given element is directly proportional to its degree of meeting one or more of the following tropes.
of Artistic License
See also Garnishing the Story
, The Power of Index
, and Spectacle
Note: Just because it has "Rule of..." in the title (or even begins that way) does not mean it fits this index.