40% -- email open rate increase for Jeeves (2026)

The email open rate increase for Jeeves is 40% as of 2026 according to HubSpot. This figure is the primary benchmark in the Lighthouse dataset for this segment. Individual results vary by region, channel mix, and audience quality.

A strong email open rate increase benchmark for Jeeves is 40%, using the current serving value as of 2026. This is one serving-eligible observation, not a distribution median; top-quartile comparisons require the underlying distribution. Vertical, audience size, and campaign type all shift what 'good' means.

The published email open rate increase serving value for Jeeves is 40% as of 2026. Individual sectors and audiences may differ substantially; this single observation does not establish an aggregate mean. Quartile comparisons require the underlying distribution, which is not implied by this record.

Primary drivers of email open rate increase variation for Jeeves include audience segmentation, timing, and channel selection. Methodology documents campaign factors, but this serving record does not quantify the effect of personalization. The current serving value is 40% as of 2026.

For a email marketer, the published email open rate increase serving value is 40%; it is an evidence-grade reference, not a personalized target as of 2026. Any performance goal should account for channel mix and audience. Review the methodology before operational decisions; a gap from this serving value does not by itself indicate a structural issue.