Step-by-step explanation:
If you want to improve your budget and spending, then the best option that would save you the most money would be buying the securities for a long period of time on fixed basis. This will allow you to hold your savings with the bank, and you won't be able to take them out easily before the term period. In this way you won't think of spending that money. Also you can have an interest amount earned on these securities. In this way you can save the most money.