The Life Starter
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Course Library · Lesson 3 of 6
Money · Guided lesson

Document mixed-use allocation

About 14 minutes · 4 reading + 10 practice and checks
Time includes reading, practice, and questions. Extra videos or further study are optional.
See this course’s project requirements

A fictional reconciled self-employment tax-record package with gross receipts, expenses, mixed-use support, profit and a practice estimated-payment schedule.

Keep your working files in your own notebook or software. Save a private description, checklist, and work link in My Proof.

What to include

  • A gross-to-payout and net-receipt reconciliation.
  • A purpose/evidence classification and qualified-review list.
  • A mixed-use source and two-part allocation schedule.
  • A reconciled practice profit and exclusions bridge.
  • An invented estimated-payment arithmetic schedule with current-rule questions.
  • A qualified-preparer record handoff with reconciliations and explicit open questions.

Review and revise

Use these criteria to check your work and choose what to improve.

  • Receipts: gross/fee/refund/payout sources reconcile.
  • Classification: personal/capital/pending items are distinct.
  • Arithmetic: allocation/profit/invented estimate checks agree.
  • Handoff: actual rules are questions, no filed-return or private credential claim.
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Before you begin

The idea in everyday life

Original fictional practice. All money is USD. No account, payment, personal record or outside participation is required. Fictional cash-basis tutor record year: cash client receipts 6,000; platform gross payments 5,000, withheld fees 500, payout 4,500; client refunds 400. Expenses: supported business supplies 900, platform fees 500, internet 600 with documented 40% business use, work travel 400 with supplied business purpose. Personal meals 300 excluded. Owner withdrawal 1,000 and owner contribution 2,000 are capital movements. Equipment purchase 1,200 is separately flagged for qualified capital/tax review, not deducted by the exercise. Practice profit uses only the expressly allowed expense categories. Invented estimate rule: annual levy 18% of practice profit, less credit 300, remaining in four equal checkpoint payments; no US tax rate/due-date/safe-harbor claim. Original usage record LOG-40 supplies ten equal-duration connection sessions, each ten minutes: B1–B4 are four business sessions for tutor scheduling/lesson preparation; P1–P6 are six personal sessions for leisure viewing. Thus business minutes are 40 of total 100, giving the case’s supplied 40% share. The fictional policy adopts this share for the record-year exercise; this small invented log does not demonstrate representative annual real-world use or legal eligibility.

The idea

A mixed-use fraction needs support and cannot be chosen to maximize profit or deduction.

Follow along

Document mixed-use allocation — complete worked case

A mixed-use fraction needs support and cannot be chosen to maximize profit or deduction.

Fictional cash-basis tutor record year: cash client receipts 6,000; platform gross payments 5,000, withheld fees 500, payout 4,500; client refunds 400. Expenses: supported business supplies 900, platform fees 500, internet 600 with documented 40% business use, work travel 400 with supplied business purpose. Personal meals 300 excluded. Owner withdrawal 1,000 and owner contribution 2,000 are capital movements. Equipment purchase 1,200 is separately flagged for qualified capital/tax review, not deducted by the exercise. Practice profit uses only the expressly allowed expense categories. Invented estimate rule: annual levy 18% of practice profit, less credit 300, remaining in four equal checkpoint payments; no US tax rate/due-date/safe-harbor claim. Original usage record LOG-40 supplies ten equal-duration connection sessions, each ten minutes: B1–B4 are four business sessions for tutor scheduling/lesson preparation; P1–P6 are six personal sessions for leisure viewing. Thus business minutes are 40 of total 100, giving the case’s supplied 40% share. The fictional policy adopts this share for the record-year exercise; this small invented log does not demonstrate representative annual real-world use or legal eligibility.

Original source ledger

Paste at A1.

AIDBRecordCAmountDCase classification
I1Cash client receipts6000Gross receipt
I2Platform gross5000Gross receipt
I3Platform fee500Expense
I4Client refund400Receipt reduction
E1Supplies900Supported business
E2Internet60040% case use
E3Work travel400Supported business
P1Meals300Personal
C1Withdrawal1000Capital
C2Contribution2000Capital
A1Equipment1200Qualified review

Copy as plain text

Original LOG-40 allocation basis

Paste at A1.

ASession IDsBPurposeCSessionsDMinutes eachETotal minutes
B1–B4Tutor scheduling/lesson preparation41040
P1–P6Personal leisure viewing61060

Copy as plain text
  1. 1. 3.1 Document

    Record total 600, the usage basis and the fictional 40% share.

    You should see: Fraction has stated support.

  2. 2. 3.2 Document

    Calculate business 240 and personal 360, reconcile total 600.

    You should see: Neither portion disappears.

  3. 3. 3.3 Document

    Attach log method and flag uncertain real-world eligibility rather than claiming universal formula.

    You should see: Practice and actual treatment stay distinct.

  4. 4. 3.4 Document

    Change use to 25% and update both portions and the expense ledger.

    You should see: 150 business,450 personal; profit increases 90 all else equal.

Now change one thing

New bill 800 with supplied business share 30%. Enter business portion.

Your work

What to finish

A mixed-use source and two-part allocation schedule.

Common mistake

Watch for this

Assuming a conveniently large use percentage without support.

How can I tell I understand it?

Verify that your completed mixed-use source and two-part allocation schedule meets the three lesson-specific checks and retains the supporting original records.

Try 3 questions

Quick knowledge check

Answer all 3 questions. Get at least 2 right and the lesson completes automatically.

Not yet passed

You’ll get an explanation for each answer. Signed in? Your results save to your account.

1600 internet with 40% case share gives which business portion?
2Business share changes to 25%; how does internet expense change?
3What supports an actual mixed-use claim beyond this exercise?
0 of 3 answeredApply the lesson to a short question, then review the explanation.
3
Finish this lesson

Pass the check. We’ll save the progress.

Answer all 3 questions above and get at least 2 right. You can review the explanations and try again.

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Tools, templates, and lesson sources

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Sources and further reading

Explore the references behind this lesson.

IRS: Business recordkeeping
Source & access notes · checked 2026-10-01

Read records supporting income, expenses and financial statements; no actual learner records collected.

Access: Public primary page body opened and relevant sections read through the web reader on 2026-10-01; no account required for reading.

Reuse: Original Life Starter cases, datasets and questions; no source exercise or worked dataset reproduced. Links support further reading.

IRS: Publication 334, business income/expenses
Source & access notes · checked 2026-10-01

Read 2025 Schedule C scope and separately inspected mixed business/personal use discussion (turn 507 view 8). Course categorization and allocation are fictional preparer-handoff assumptions, not an actual completed tax return.

Access: Public primary page body opened and relevant sections read through the web reader on 2026-10-01; no account required for reading.

Reuse: Original Life Starter cases, datasets and questions; no source exercise or worked dataset reproduced. Links support further reading.

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