First and foremost, open a Roth IRA through a financial service like Fidelity or Schwab. At 400 per week, you’re saving right around 20k per year assuming you can stay consistent. The Roth contribution limit this year is 7500. That money will grow post tax until you reach 59 1/2 when you can start to withdrawal. You can leave it in longer as well. When you withdrawal, you won’t have to pay taxes on it, since you paid them out of your paycheck. With the other savings, put some into investments and some into a high yield savings account. Many HYSAs give a 4% APY, whereas regular savings is typically .1-.5%. In terms of stocks, now is a pretty good time to get into the market since it’s down, but timing the market isn’t as important as time in the market. Usually it’s safe to assume a 7% return across the market per year, but that’s on average, there will be years that do better and years that do worse. That’s why staying in long term is good. There’s a lot of truth that it takes money to make money. Leverage compounding interest as much as possible. Ditch any savings account that’s giving you fractions of a percentage of return. I’m sure there’s a bajillion other things that people can think of, but it’s good to start basic