All of this may seem confusing but it's a similar process when looking for stock to swing trade. The difference is that swing trading involves only the support and resistance lines while this process of finding the best candidates for selling options also involve determining which options have large premiums.
With practice, it becomes apparent that stock selection for swing trades, for long term holders that want to enhance their income, and for the sole purpose of option sales first, are intertwined and often just mirrors of each other. Perfecting one strategy can also perfect each of the others.
Below are a few candidates with options that have large premiums. The thing to do now is to inspect the charts for limits of a trading range.