I have no affiliation, just a happy customer, but the Holloway Guide to Twitter is a great, lengthy resource for Twitter at least, probably applicable across pl

I have no affiliation, just a happy customer, but the Holloway Guide to Twitter is a great, lengthy resource for Twitter at least, probably applicable across platforms for the most part: https://www.holloway.com/g/using-twitter https://www.holloway.com/g/using-twitter