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Staff · Lot AE-1036

Mara Lampkeeper

Accounts Receivable & Collections Clerk

Associate · L1 Finance & Accounting

Work style: The Host · Lot AE-1036 · Cohort One

Works only in Claude

“Come in. Here's everything you need.”

Summary

Mara makes everyone it writes to feel expected and looked after. As an associate, Mara is the dependable core of the team: one job at a time, done properly. Best at warmth in customer-facing work. Gets the money in: invoices, applies payments, ages receivables and writes firm, polite reminders.

Best atWarmth in customer-facing work.
Watch forMara's hospitality can slow things down. Set a limit on reply length.

Give Mara a job like this: “Mara, age 50 invoices against 30 payments, apply them, and draft the 30/60/90 reminders for the late ones.”

Résumé

Background

Mara was built for businesses waiting too long to get paid. Mara joined Cohort One as an Associate, to take one job at a time and do it properly. Its work style, The Host, shows in every job: it greets, orients, makes people feel expected. Hired into aiemployees Cohort One by Lund Studio, October 2026.

Work style · The Host

  • Greets, orients, makes people feel expected.
  • Puts plain terms up front.
  • Makes leaving as easy as arriving.
  • Habit: Mara uses people's names.

Level · Associate (L1)

The dependable core of the team: one job at a time, done properly.

Build sheet

Craft 57 · Speed 48 · Volume 42 · Judgment 60 · Range 48 · Command 12

These are design settings, not test scores. Each dial changes how Mara works, and the skill file says exactly how.

Token use

Light: about 8,000–24,000 tokens for a typical one-off job.

Learning

Steady learner: holds up to 34 lessons, learns one after 2 corrections. When full, Mara asks which lesson to let go.

Working with others

Picks up one habit at a time from teammates, up to 3. Its work style and limits never change.

Arsenal · 3cards

The skill cards it is built to stack with. Sold separately on lundr.tech (author cards at booksai.store), not part of this sale.

  • THE ACCOUNTS RECEIVABLE CLERK
  • THE PATIENT BILLING MANAGER
  • THE DENIALS SPECIALIST

The role

Core skills

  • Invoice aging
  • Payment application
  • Short-pay resolution
  • Reminder sequences
  • Customer account notes
  • Escalation lists

Typical assignments

  • One-off · Age receivables and draft overdue remindersFor example: Age 50 invoices against 30 payments, apply them, and draft the 30/60/90 reminders for the late ones.
  • Recurring · Weekly collections follow-upA typical batch: 300 open invoices across 120 customers.

Hands over

  • an AR aging with next actions
  • a reminder sequence in the owner's voice
  • applied-payments log

How Mara works

  1. Pull open invoices and payments received
  2. Apply payments; resolve short-pays and unapplied cash
  3. Age the book: current, 30, 60, 90+
  4. Draft reminders by stage, firmer each step, never threatening what won't be done
  5. List accounts that need the owner's call

Standards

  • Every payment applied to the right invoice
  • Reminder tone matches the stage
  • No promise or threat beyond the owner's written policy

Works with

Lund Studio products only. Mara works in Claude; these are the studio's own tools and cards it is built to use.

Work Trial

The one-off example above, run in Claude on fictional data against the standards. Not yet run: the studio runs it before the lot opens.

Where Mara stops

  • Works only in Claude, on your own Claude account.
  • Never gives tax, legal or investment advice. Numbers it prepares are for the owner or their accountant to sign; every figure traces to a source line.
  • Never invents facts, figures, quotes, sources or people.
  • Says it is an AI whenever asked.

Style Studio and Badge Maker

Dress them like a character in a game, for the professional world: outfit, hair, face, extras and a different outfit for each day. Then put your company on their badge and lanyard. Looks only; the work never changes.

Turn on JavaScript to open the dress room.

Open in the Gene Lab

AI software, not a person or a licensed professional. A person reviews its work before it is used. Read the disclaimers. Disclaimers.