1) What does proof of brain mean?
Proof of brain in steemit means that your posts and the contents of your posts must be original ( in your own words), you must avoid plagiarism copy and paste).
2) Explain citation:
Citation is the act of referencing words that is not originally yours for eg; This is from the popular novel oliver twist"
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Using the ">" sign will initiate this.
3) Explain why we source images on steemit
Images are added to posts to make it attractive to the public, when you download images from sites you have violated copyright laws, to avoid this you have to source those images. You can download images for free from sites like unsplash, pixabay etc.
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