There are often multiple ways to go about achieving the same result when editing photos, and that is particularly true when it comes to editing the tones of an image. One of the most powerful and efficient tools for doing this in Lightroom is the tone curve. If you are new to the tool and wondering how to use it, check out this fantastic video tutorial that will give you an introduction to the tone curve and how to use it to create better edits.
Lightroom
How to Give Your Landscape Photos a Painterly Look

Landscape photography generally requires an above-average amount of post-processing to get to the final results, but the upside of that is that you can take a single image in many different creative directions. One popular style is the painterly look, and this great video tutorial will show you how to create it both Lightroom and Photoshop.
Everything You Need to Know to Edit Landscape Photos in Lightroom

Creating a compelling landscape photo takes good technique, knowledge of weather and light, planning, and, often, a lot of time and effort. And after all that, it takes strong understanding of post-processing and good taste to produce a finished product. This excellent video tutorial features an experienced landscape photographer who will take you through how to edit a landscape photo using Lightroom.
The Difference Between Vibrance and Saturation

The difference between the saturation and vibrance sliders might seem small or even imperceptible at times, but the two have distinct purposes and functions that make them useful for separate applications. This fantastic video tutorial will show you the differences between vibrance and saturation as well as how to use them to improve your photos.
A Guide to Focus Stacking in Lightroom and Photoshop

Often in certain genres (such as landscape or macro photography), you need more depth of field and sharpness than is possible to capture in a single image. When that happens, you will want to turn to focus stacking. It is a relatively straightforward technique, and this fantastic video tutorial will show you a workflow for it using Lightroom and Photoshop.