About the course


In this course, you’ll learn precise nail prep techniques that deliver clean and flawless results. You’ll discover which tools to use and the correct speeds to work with for different skin types—ensuring safe, detailed, and professional results every time.


You’ll also learn nail anatomy, skin structure, proper sterilisation and sanitisation, and get a full step-by-step breakdown of how to perform a Russian manicure. You’ll learn all this and more to build a strong foundation in clean, confident manicure prep.


This course also includes structured soft gel base application—you’ll learn about different types of base coats, how to test their elasticity, and how to choose the right one for each nail type.

Plus, you’ll learn how to apply gel polish colour seamlessly and precisely close to the skin for a clean, long-lasting, and elegant finish.


Perfect nail prep, proper base application, and clean gel polish placement are what keep clients coming back. This course will teach you how to master these steps so your work stands out—and lasts.




Hi, My name is Greta Sim!


I have been a nail technician for over 9 years, continuously expanding my expertise through trainings, masterclasses, and hands-on experience. Over the years, I have built a strong foundation of knowledge, always striving for the cleanest and safest manicure techniques.


Now, I feel that my time has come to help others achieve the best results in manicures by sharing what I have learned. My passion for precision and excellence led me to create Level Up – an advanced online nail prep course designed to elevate your skills and perfect your technique.


💡 Let’s take your nail prep to the next level – together!



And so you know-if you ever get stuck or feel unsure about anything, I’m only a message away! I’m here to support you throughout your journey.






Please note: Courses are fully non-refundable