Lies are like children. If you don't nurture them, they'll never be useful later. — Randy K. Milholland. American webcomic writer Lies
It's a lot like nature. You only have as many animals as the ecosystem can support and you only have as many friends as you can tolerate the bitching of.
Typos are very important to all written form. It gives the reader something to look for so they aren't distracted by the total lack of content in your writing.
The key is to commit crimes so confusing that police feel too stupid to even write a crime report about them.