Weekly tributes to the tobacco gods, if they smoke. Depending on the person, this list could be endless. All of the above are expensive, some immediately, some over time. But remember all of these things are choices not requirements. If you consider yourself to be working hard to make ends meet, what you really may be doing is playing a life-long game of catch up with irrational spending habits brought on by impulses to obey social pressures.
Some companies actually require it.
Working too much wears down your immune system and contributes to increased illness. It's hard to imagine anyone likes working under these conditions. Restrain that spending impulse. Accomplish this and you won't have to work so hard to earn so much. It's just logical.