Always Strike Price 1 ya 2 level ITM me select kijiye as per current market level. Suppose you have planned a trade in Nifty, & your view is downside, then your Strike Price would be 25050 PE, 25100 PE or 25150PE as per your fund availability.
It's quite obvious to happen when you go through many videos on same topic, & not trying it in live market any of those.
You want a proper roadmap of option buying, it's quite simple. Plan your trades as per your trading plans & hold it with patience. What more you wanna know 😉