A prediction market lives or dies on its resolution. Every market needs to state exactly what makes it YES, exactly what makes it NO, exactly when it resolves and exactly which source decides. Questions that cannot answer those four things are rejected.
soon / a lot / significant / major / many / big / moon / pump / probably / might / could / fair / good / bad / best / better / successful / popular / important. Every one of these turns a verdict into an argument.