Often implies someone is unwanted due to problems or interference.

Negative Connotations

The person sending away usually has some authority or control.

Authority Required

Doesn't always mean forever, can be for a short period.

Used when ordering items not immediately available.

Expect to wait for delivery after sending away for an item.

Focuses on the process rather than personal engagement with sellers.

Suggests a lengthy period of time away from the usual environment.

Implies sending to a location that's significantly far or remote.

Commonly used when kids are sent to boarding school.