Possible Clues:

• Propose (to give)
• Take top off box to find present
• Proposal to play
• 'Not so keen now on 'er, at any price (5)'
• Tender or bid
• Expression of willingness to pay or give
• This is one that Harry Redknapp would not want to refuse
• Tender, volunteer
• Volunteer converting to republicanism?
• Tender made from iron, right?