Civil Procedure – Rule 15.2 – Application for summary judgment – Whether there is a real prospect of successfully bringing or defending the claim – Real property law – Unpaid purchase price – Whether vendor’s lien created – Whether vendor’s lien abandoned – Whether there was a variation of the agreement for sale – Limitation of Actions Act – Whether the claim for unpaid balance of purchase price is statute- barred – Company law – Whether settlement agreement signed by one director is binding on the company