How I improved gel retention when the problem was preparation, not the product

I work in a manicure service with clients who return after a few days due to lifting. Recently, I had to resolve a specific case: several clients had lifting at the edges even though the gel was from a good brand. The symptom that made me investigate it seriously was that the lifting appeared near the cuticle and not at the tip, especially on hands with more moisture. I preferred not to…