It's a bundle.
bud
Hu
bundle
bundle
err
blunge, bungle
Grammatically correct but illogical. We expect the package to include the letter, not the letter to include the package.
nothing
To send a letter or package by priority mail, the package or letter must be taken to the Post Office. There is paperwork to fill out and determine the date that package or letter needs to arrive.
Which one of these is a possible indicator of a suspicious letter or package
envelope
It is the sender of a letter or package's address. It is used just in case the letter or package that is sent does not reach it's destination it can be sent back to the sender.
Envelope
you can use bubble wrap :)
package, massage, passage
it is a envelope.