$NVIDIA (NVDA.US)$ looks bearish can enter puts

$Tesla (TSLA.US)$ light puts for fun

$Invesco QQQ Trust (QQQ.US)$ target hit exit now

$Invesco QQQ Trust (QQQ.US)$ enter light puts sell when 493.6

$SPDR S&P 500 ETF (SPY.US)$ tp and run, get into light puts till next week tuesday

$Tesla (TSLA.US)$
Hi, I wish to learn about option trading . However, I got some questions about exercising the option.
If I bought a American put option contract for USD80 strike price expired at 25/10/2024. Then, somehow the stock price fall to USD70 before 25/10/2024. I wish to exercise the put option. Do I need to spend USD 7000 to buy the underlying stock first then sell it at USD 80 per share for profit ?
This means that I need to have USD 7000 cash in my account to ex...

$SPDR S&P 500 ETF (SPY.US)$ 571 hit bye bye good night

$SPDR S&P 500 ETF (SPY.US)$ get into some light calls and let go at 571

$Tesla (TSLA.US)$ nice nice nice