Some people gamble for fun which is the right reason someone should gamble. If you want money from gambling, let it be small in a way that you will still not use more than small amount of money to gamble. Do not gamble because you want to make money and be using high amount of money to gamble because gamblers are always losing than winning. The losses are so much more.
Like seriously, you know anyone who gamble for fun? This idea of gambling for fun really sound funny and at the same time strange because I don't see the fun in losing money which is bound to happen in gambling. Gambling can be fun mostly when we win, that is when we are happy and excited about the money that is entering our account. Remove money from gambling, 99% of gamblers will disappear and find other things to keep them busy so where are those gambling for fun let them explain how they derive fun in losing their money? Yes, you can talk about games like fantasy football but even at that, while catching the fun, eyes are always on the money.