First, fake news is a real problem. Accordingly, a false statement in a status update or other blog post is fake. Then, we need to back up our blogs. So, reference an argument with a link blogging. Given, proper netiquette cite sources for little known facts. Do provide backlinks to pages used to research posts.
Everything has a frame of reference. It does not matter if it is a conversation or piece of writing. A frame of reference is the context of a conversation or piece of writing. Citing references for facts gives readers more background to help them understand a bloggers frame of reference.
Blogs are opinions based on facts and reasons. When you cite in a blog with a link to a page you are giving readers who don’t understand your reasoning a chance to consider what you are writing. Blogs are opinions and references explain reasons.
A linke does not make an opinion right or wrong. Credible sources support facts and logic supports reasons. Data has to be credible for an opinion to be true as a fact. This fact does not mean that an opinion is correct. Accurate facts give an opinion more credibility as a fact because bad data invalidates any conclusion.
Cite references because readers check for credibility.