Does anyone using this site know how to spell?

Answer 1

Yes. However, people make mistakes. There are also different ways of spelling some words. You have people using the site from different countries. English may not be the first language of some users. Even for those that have English as a first language, there are different ways of spelling the same words in different countries, like colour and color. So for these reasons and others, you will see what are mistakes and what you might consider to be a mistake.