for students

General/meta

Research and studenting resources (Terri Senft, excellent for dissertations)

Discourse analysis

Semiotics for Beginners (Daniel Chandler, also book)

Conversation analysis

Basic CA tutorial (Charles Antaki at Loughborough)
Line numbering in transcripts (John Heritage on EMCA wiki)

Writing

Writing as a social scientist (David Eil in a Twitter thread)