"The blade pitch was recalibrated after vibration analysis showed resonance near the third harmonic." Who is the intended reader?

"A vaccine teaches your body to know a germ. Think of it as a fire drill before a real fire." Who is the intended reader?

"The new sorting line will cut overtime by PHP 40,000 each month and pay for itself within a year." Who is the intended reader?

"Before your shift, check the tray levels, wipe the nozzle, then press the green button twice." Who is the intended reader?

A school letter to parents reads: "Kindly submit the SF9 and SF10 to the OIC before the LAC session." What has this letter misjudged about its readers?

A team leader must report a machine breakdown to the plant manager. Which version suits a managerial reader?

A canteen will switch to a new cash register today. Which version suits rank-and-file readers?

A memo that reports total costs and asks for approval is pitched at a managerial reader.

A learner writes: "Dear citizens of 2075, I hope our rivers are clean again by your time." What kind of audience is this?

A resident writes to the barangay captain asking for a streetlight on Mabini Street. What kind of audience is this?

"The device uses a piezoelectric transducer to turn vibration into a measurable voltage." What must the writer change for lay readers?

A guide for newly hired crew says: "Perform the standard purge per SOP 4.2." What has this guide misjudged about its readers?

For a class task, a learner addresses a message to a scientist who died two hundred years ago. What kind of audience is this?

A report for heart doctors begins: "Blood, as you may know, is the red liquid that moves inside the body." Why does this misjudge its readers?

"Attached is the quarterly staffing cost and my recommendation to hire two more encoders." Who is the intended reader?

A teacher's memo to the school head lists only how to arrange desks and hand out papers. What has this memo misjudged about its reader?

A chemist reports a finding to fellow chemists. Which version suits expert readers?

A nurse's note to the hospital director lists every patient's name and hour of arrival. What should the nurse change for a managerial reader?

A barangay notice to residents reads: "Violators face penalties under Ordinance 2019-14, Section 3(b)." What has this notice misjudged about its readers?

A safety notice for cleaners names each product only by its chemical formula. What should the writer change for these readers?