7. They'll learn when the post arrives and dispose any suspect looking packages
Who's the first person back in the house on any given day? Most likely as soon as the child graduates through the household to become a key-bearer and is trusted to walk home under their own steam without darting up a tree or getting lost in a random park, they'll have first dibs on the stack of mail that drops through the letterbox each day. Said mail-tinkering abilities allows them to promptly snatch any letters sent home from school, or any invitations to events they'd rather not go to. Forging a parent's signature to confirm that they are fully aware of how disgruntled a teacher may be with their repeated bellowing of the word 'POPPYCOCK' in class, is only the tip of the iceberg.
