Some good reading articles:

• https://johnathanrlcws.pages10.com/brows-threading-options-61821882
• https://dominickcmvch.blogdiloz.com/25860554/getting-my-eyebrows-threading-to-work
• https://donovanebxso.ampblogs.com/considerations-to-know-about-eyelash-extension-62905108
• https://planet98284.blogocial.com/getting-my-eyelash-extension-to-work-62185264
• https://manuelznboe.onesmablog.com/getting-my-eyelash-extension-to-work-66251608