↑ - select the previous (newer) thread in the current column↓ - select the next (older) thread in the current column← - select the previous column thread→ - select the next column threadspace - open the current threadenter - archive the current threaddelete - trash the current threadc/C - copy the current thread (opens box to select folder)m/M - move the current thread (opens box to select folder)escape - close any open thread