As we all know this is the fuel to mobilize our NEO, this asset is obtained by mining and the holders of NEO, obtaining dividends in GAS since the currency as such is not divisible. This asset and limited in the amount released which makes it possible to take it as an investment due to its possibility of use, and of course it is always and when Neo is more widespread and used.
It is necessary to use and create smart contracts, and unlike neo it can be divided to pay fees for transactions and make micropayments
Anyone can store this asset in almost any wallet because, due to all the time they have in the market, they are in a good compatibility position.