Introduction:
In the often-subjective field of beauty, YouTube videos serve as a beacon of guidance. One such video is “A Complete Guide to Flawless Makeup” by revered beauty vlogger, Glam Girl. In this engaging tutorial, Glam Girl divulges her secrets to a perfect makeup look through a step-by-step tutorial that is loaded with expert tips and hacks. The video brings forth some game-changing insights that decipher the art of makeup application, steering clear from the pedestrian path, and making it an intriguing exploration.

Step-by-Step Guide:
The video initiates with preliminary discussions on skin preparation – the significant and usually overlooked step. Glam Girl accents the need for a thorough cleansing ritual using a mild foaming face wash for an immaculately clean canvas. CFs (Cleansing Foams) with green tea or chamomile extracts are specially recommended for their soothing and anti-inflammatory properties.

Next up is moisturization. A lightweight water-based moisturizer is suggested for evenly hydrated skin. Herein, she showcases a unique technique of freezing the moisturizer for a cooling effect and better product penetration.

Subsequently, comes the foundation application. An interesting tip shared here is to apply the foundation with fingers rather than a brush, the warmth of hands aiding in flawless blending. Plus, the thumb rule of choosing the right shade – it should disappear into your skin in the jawline region.

Finally, the game of colors is played on the eyes and lips. For the eyes, a bright pop of color on the lids with neutral lower lash lines and nude lips make for an edgy, modern look.

Key Tips and Advice:
A host of impactful tips enrich the video. The ones making the cut include:

– The significance of skincare before makeup, emphasizing that makeup sitting on unhealthy skin will never give the desired results.
– Choosing the right shade of foundation and applying it with fingers for a better blend.
– Eye makeup’s rule of reverse contrast: If your eyeshadow is a loud color, keep your lower lash line subtle and vice versa.

Conclusion:
“A Complete Guide to Flawless Makeup” serves not as just another makeup tutorial. It is packed with fun techniques, handy tips, and unwritten rules of the makeup world that enrich the viewer’s understanding and expertise of makeup application.

Product and Tool Listings:
1. Cleansing foam: CRX Green Tea Foaming Face Wash used for deep cleansing.
2. Moisturizer: Neutrogena Hydro Boost Gel used for supple, hydrated skin.
3. Foundation: Fenty foundation in shade 220 for a flawless base.
4. Eyes: Peach and Gold eyeshadow from the Huda Beauty Rose Gold palette.
5. Lips: MAC’s Velvet Teddy for a perfect nude lip.

This informative tutorial holds relevance for makeup beginners and veterans alike. It does not emphasize on piling up makeup but on a methodical application that enhances the inherent beauty. Remember, when it comes to makeup, the only rule is that there are no rules — Happy experimenting, folks!