Sequences automate the follow-up part of prospecting. A rep enrolls a contact, and HubSpot sends the planned emails from the rep’s own inbox and creates tasks for steps such as calls or LinkedIn messages. Because the emails come from the rep, they read like personal messages rather than marketing campaigns. Sequences are available on certain Sales Hub and Service Hub tiers.
Sequences and workflows do different jobs. Workflows are marketing and operations automation that run on rules for many records. Sequences are a rep’s personal outreach to individual contacts, with the rep in control of who is enrolled. The default settings end a sequence when the contact replies or books a meeting, so nobody gets a "just following up" email after they have already answered.
Sequence libraries decay fast. Reps copy sequences, tweak them and leave the originals behind. Old sequences reference products, prices or events that no longer exist. Without a naming convention and an owner, reps cannot tell which one is current, and reporting on reply rates is spread across dozens of near-duplicates.
Keep a small set of approved sequences, named by purpose and audience, and review their reply and meeting rates every quarter. Archive anything unused, and remove contacts who have unsubscribed or bounced from active enrollments.
Example
Fernwood Payments, a fictional fintech, had 140 sequences for a team of 12 reps. Reply rates were impossible to compare. The sales ops lead kept the eight best performers, renamed them by segment and stage, archived the rest, and asked reps to suggest edits to the approved set instead of making copies.