Store of Value function of money means that money can be used as an asset for storing value. It further means that the stored money can be used for transactions, in future. This is because money comes in convenient denominations, easily mobile and can easily be used for transactions.
Detailed Answer:
(i) We find that individuals don't spend their entire income. They may save a part of their income to store it for use at later date.
(ii) They do this as they know that money will be acceptable at any time in future for buying any commodity which they desire.
(iii) In the barter system, it is difficult to store commodities as it involves costly storage/reduction in quality or value of the stored commodity. Thus, money overcomes the problem of storage that exist in barter system.
