The protagonist Jiang Chen is reborn ten years ago (around 2014), when he is at the bottom of his life, having just graduated from college/not going well at work/family changes, unlimited fund pool: The system provides a "personal wealth account" with a very high initial limit, and the account balance is automatically refreshed back to the initial limit every early morning. The protagonist can use the money as he wishes
Wealth level: The protagonist accumulates "wealth experience points" through consumption, investment, asset appreciation, etc., And improves wealth, etc.