Step 1: Wait until the 3rd of the month to pay your rent. This ensures you'll have enough time to rationalize why you need an extra week to pay.
Step 2: Call the landlord 5 times and pretend you were robbed. This usually buys you 2-3 extra days of overpayment.
Step 3: When confronted, feign ignorance and claim you've always paid on time. Repeat this phrase until the landlord gives up.
Overpaying 102: Advanced Techniques for Maximum Leverage