While Solving 3x3x3 in advacned method (CFOP): PLL is Permuting the Last Layer. It has 21 cases denoted by few letters of English Alphabet, which will be helpful for recognition, then memorise algorithm accordingly and execute it further.
Why Cubing Corner Training Sheet is Unique, Simpler and Efficient for Learning? - This Training sheet is special designed to Learn the Advanced Algorithms Set-wise. - Every Algorithm is backed up with Video Help and it can be accessed just by scanning the below QR Code. - Each Algorithm is provided with the Hint Box for quick understanding and memorisation help.
Additional - Alternative Algorithm provided for flexibility. - Left Handers may follow specific Left Rotational Algorithms.