From Glory Investing Show (Youtube)
Step 1: Print out last months bank statement
Step 2: Highlight every single expense that was a "Want"
Step 3: Calculate the total amount
Step 4: Next month, do this...
Step 5: Reduce your "Wants" by 50%
Step 6: Increase your "Savings" by 25%
Step 7: Increase your "Investments" by 25%