Related Clues:

• Input, as data
• ''Come in!''
• Rectangular computer key
• Step onstage
• Frequently used key
• Walk through the door
• Walk right in
• Work with data, in a way
• Word said upon arrival
• Key key
• "Come in!"
• Type on a computer
• Key by the apostrophe
• Decide to compete in
• Enroll in