Your plankprints order comes in two parts (A and B). Start by making stacks of your A and B planks.
Draw your reference line with a level. Details on finding your reference line can be found in Starting Your Project.
Peel adhesive and stick the plank on the wall. Some Plankprint patterns can be tricky, so make sure your patterns line up. Finish installing the Plankprints pattern, using a J roller along the way to ensure proper adhesion.