Ultimately, tipping should reflect your appreciation for the hard work and dedication of the lash technician. When in doubt, a 15-20% tip is a good starting point, but don't hesitate to tip more if you received exceptional service and can afford to do so.

According to reports, lash business owners can earn $47,396 annually if they operate independently without many employees. Another factor to consider when calculating profit margins and earnings is that when you start out new, you may need to keep your products and services cost low.

When choosing eyelash extensions, it's essential to consider the natural lash length, desired style, and lash condition. Opt for lengths that are no more than 2-3mm longer than the natural lashes and select the volume and curl that best suit your personal style and eye shape.