(a) under which it will be repaid, with or without interest or a premium, and either on demand or at a time or in circumstances agreed by or on behalf of the person making the payment and the person receiving it; and
(b) which are not referable to the provision of property (other than currency) or services or the giving of security; in this definition, money is paid on terms which are referable to the provision of property or services or the giving of security if, and only if:
(i) it is paid by way of advance or part payment under a contract for the sale, hire or other provision of property or services, and is repayable only in the event that the property or services is or are not in fact sold, hired or otherwise provided; or
(ii) it is paid by way of security for the performance of a contract or by way of security in respect of loss which may result from the non-performance of a contract; or
(iii) without prejudice to (ii), it is paid by way of security for the delivery up or return of any property, whether in a particular state of repair or otherwise.
(2) (in COMP) the investment within (1), but including a sum of money that would otherwise be excluded: