how to save money, use it as necessary and save or invest, most of us spend a lot of money on unnecessary necessities like eating expensive restaurants or traveling whereas such expenses are highly discouraged if you want to make a lot of profit. use the money as wisely as possible by saving or or investing. investing not only on bitcoin you can use on property investment or gold.
I can that saving money is a bit hard to do specially your just minimim earner. But i think it would be best to save by knowing what are your priorities. If u can have it in a bank have it in a piggy bank. Put even a little everytime u have extra. By then thst little will be of big help soon.