Over the years Andrea has created hair removal articles which are featured in the start of hairtell. The problem is, hairtell is a forum. Subjects lose relevance fast, and new noise rushes in to fill it. So there's a constant cycling of knowledge.
There are some resources, such as Michaels or Josepha's videos on youtube, which , should be organized into topics. But it's a massicvve amount of organizing and work, and the truth is, we dont have anyone to do it. Theere's just a few of us posting here. We all have busy careers, and for many dont have the time to take on such a project.