Today Growity prepared very helpful tips on creating great landing page, possible mistakes and ways to increase the conversion.
https://blog.hubspot.com/marketing/landing-page-examples-list Here you will find examples which have some of the best combinations of those nuanced landing page elements you could ever see. Check it!
https://blog.kissmetrics.com/landing-page-mistakes/ Here are three of the most common landing page mistakes and how you can fix them.
https://blog.kissmetrics.com/recover-from-low-landing-page-conversions/ There are 5 key areas where you can start making small challenges to positively influence your landing page conversion rates.