1. Withdraw max from ATM.
2. Use money to build time machine & go back in time.
3. Plan better.
4. Try not to step on any insects while back there- we like our space-time continuum intact.
How else will you explain your new research and win that Nobel?
It really depends on your account. For me i set the limit to withdraw $20,000 HKD per 24 hour at an atm. You can set more if you want.