Cassia Hare discusses sampling for haematology and coagulation, biochemistry and endocrinology, cytology and sampling for infectious agents. She also considers sample submission and takes questions from the live audience. This forty-five-minute-long webinar was first broadcast as part of BSAVA’s Learn@Lunch series. Learn@Lunch broadcasts are available to BSAVA members only and are free to attend - visit the education page of the BSAVA website for details of future Learn@Lunch webinars. Recordings will be available for 3 years via the BSAVA Webinar Library.