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Study Guide: DECA Review: Business Law (Contracts, Agency, Intellectual Property)
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DECA Review: Business Law (Contracts, Agency, Intellectual Property)

By Fatskills Exam Guides Team — the exam nerds behind 28,500+ quizzes and 2.1M practice questions across 500+ global exams.

⏱️ ~5 min read

DECA – Business Law (Contracts, Agency, Intellectual Property)

What This Is

Business Law in DECA covers the legal foundations that keep a company’s operations legitimate and protect its assets. You’ll need to know how contracts are formed, what makes an agency relationship valid, and how intellectual property (IP) rights are created and defended. Imagine your school’s student?run “Eco?Tech” store signing a supply contract with a local printer, hiring a senior student as a purchasing agent, and branding a new reusable water bottle. All three legal concepts are at play, and DECA will test whether you can spot the strengths, weaknesses, and protections in that scenario.


Key Terms & Formulas

  • Offer – A clear, definite proposal to do or refrain from doing something that creates the power of acceptance.
  • Acceptance – Unconditional agreement to the exact terms of the offer; must be communicated unless the offer is a unilateral contract.
  • Consideration – Something of legal value exchanged; formula: Consideration = (Promise + Bargained?for Price/Service).
  • Statute of Frauds – Legal rule requiring certain contracts (e.g., >?$500, real?estate, long?term services) to be in writing.
  • Agency Relationship – Created when a principal authorizes an agent to act on the principal’s behalf; must have consent, control, and compensation (or implied).
  • Actual Authority – Authority that the principal expressly grants (written or oral).
  • Apparent (or Ostensible) Authority – Authority a third party reasonably believes the agent has because of the principal’s representations.
  • Trademark – A word, symbol, or design that distinguishes goods/services; must be used in commerce to be protectable.
  • Copyright – Automatic protection for original works of authorship fixed in a tangible medium (e.g., marketing flyers, software).
  • Patent – Exclusive right to exclude others from making, using, or selling an invention for 20?years from filing.
  • Trade Secret – Confidential business information that provides a competitive edge; protected so long as secrecy is maintained.
  • Non?Compete Clause – Contract provision that restricts a former employee/agent from competing for a set time/area; must be reasonable in scope.
  • Breach of Contract – Failure to perform any term of a contract without legal excuse; remedies include damages, specific performance, or rescission.

Step?by?Step / Process Flow

  1. Identify the Parties & Their Roles – Determine who is the offeror, offeree, principal, and agent.
  2. Check Formation Elements – Verify that offer, acceptance, and consideration exist; confirm any Statute of Frauds requirements.
  3. Determine Authority – Ask: Is the agent acting under actual authority? If not, does the principal’s conduct create apparent authority?
  4. Assess IP Protection – Ask whether the subject is a trademark, copyright, patent, or trade secret; confirm registration or notice where required.
  5. Analyze Breach & Remedies – If a term is violated, decide which remedy (damages, specific performance, injunction) best fits the facts.
  6. Conclude with Recommendations – Advise the client (or school club) on how to strengthen the contract, clarify agency, or secure IP (e.g., add written authority, file trademark, use NDAs).

Common Mistakes

  • Mistake: Treating a “gift promise” as enforceable consideration.
    Correction: Gifts lack consideration; the contract is void unless a bargained?for exchange exists.

  • Mistake: Assuming oral agreements are always enforceable.
    Correction: The Statute of Frauds requires certain contracts to be written; an oral contract for >?$500 goods is unenforceable.

  • Mistake: Confusing actual authority with apparent authority.
    Correction: Actual authority comes from the principal’s direct grant; apparent authority is inferred from the principal’s representations to third parties.

  • Mistake: Believing a trademark is automatically protected worldwide.
    Correction: Protection is territorial; you must register in each jurisdiction or rely on common?law rights limited to the area of use.

  • Mistake: Ignoring the “reasonable?time” rule for performance.
    Correction: If a contract is silent on timing, performance must occur within a reasonable time under the circumstances.


Exam Insights

  1. “Which element is missing?” – DECA often presents a contract scenario and asks which essential element is absent. Focus on the four pillars: offer, acceptance, consideration, legal capacity.
  2. Agency vs. Employment – Expect a question that distinguishes an agent (who can bind the principal) from an employee (who cannot). Look for clues like “authority to negotiate contracts.”
  3. IP Identification – You may be given a logo, slogan, or software code and asked which IP right applies. Remember: trademarks = brand identifiers; copyrights = creative works; patents = inventions; trade secrets = confidential processes.
  4. Role?Play Tip: When acting as a “business lawyer,” state the legal rule first, then apply it to the facts. This structure earns points for clarity and DECA’s rubric.

Quick Check Questions

  1. A student club promises to give a senior member a $500 stipend for recruiting sponsors, but the club never actually pays the money. Which contract element is missing?
    Answer: Consideration.
    Explanation: The promise of a stipend is the consideration; if the club never intends to pay, there is no real bargained?for exchange, making the promise illusory.

  2. Eco?Tech signs a 2?year service contract with a printer for $2,000 per month. The agreement is oral. Is the contract enforceable?
    Answer: No, because the Statute of Frauds requires contracts >?$500 for services to be in writing.

  3. A senior student orders custom?printed T?shirts on behalf of the club without written permission. The vendor delivers the shirts. Is the club bound by the purchase?
    Answer: Yes, if the senior had apparent authority— the club’s prior practice of allowing seniors to place orders creates a reasonable belief of authority.


Last?Minute Cram Sheet (10 one?liners)

  1. Contract = Offer + Acceptance + Consideration + Legal Capacity.
  2. Statute of Frauds-writing required for >?$500 goods, real?estate, or >?1?year obligations.
  3. Actual authority = express grant; apparent authority = third?party’s reasonable belief.
  4. Trademark protection = use in commerce + (optional) registration; limited to the territory of use.
  5. Copyright arises automatically upon fixation; registration is optional but needed for statutory damages.
  6. Patent term = 20?years from filing; must be novel, non?obvious, and useful.
  7. Trade secret protection = secrecy + economic value + reasonable efforts to maintain secrecy.
  8. Non?compete must be reasonable in time, geography, and scope to be enforceable.
  9. Breach remedies: damages (compensatory), specific performance (rare), rescission (undo contract).
  10. Agency = principal’s consent + control + (usually) compensation; agents can bind principals within their authority.