Tyler York

Founder and CEO, Achievable

Tyler York is an entrepreneur and marketing professional with a proven track record as a problem solver and organizational leader. In his over 15 years of experience in startups, mobile gaming, and education, Tyler has brought dozens of products and services to market that generated hundreds of millions of dollars in revenue. Tyler is inspired by connecting customers with products that they love and that help them reach their goals. He is the founder and Chief Executive Officer of Achievable, a test prep company that uses technology to help people ace the opportunity-gating exams that stand between them and their future.

Articles by Tyler York

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Debunking covered puts and hidden risks revealed

Uncover the real risks, proper uses, and profit math of covered puts with actionable tools and insights.

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Invest safely by following minimum maintenance rules

Learn actionable strategies to manage margin, calculate equity, and reduce investment risks.

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Combined equity and margin in long and short accounts: A Series 7 essential, explained

Learn practical margin account formulas, avoid common traps, and master equity calculations for real success.

Digital illustration of a maze in the shape of a dollar bill, with symbols related to puts and calls

Grasp option tax rules, make smarter trades

Learn simple rules for option taxation, boost accuracy, and uncover tax-saving strategies for traders.

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Mastering long calls to limit losses and protect trades

Learn to limit losses, ace options math, and avoid exam errors with proven strategies.

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Naming option spreads for the Series 7 exam

Learn how to name option spreads, classify them fast, and avoid costly mistakes with actionable strategies.

Digital illustration of a scale, one side with a weight labeled "call" with an upward facing arrow, and the other with a weight labeled "put" with a downward facing arrow

Profit from flat markets with smart short straddles

Discover how to profit from calm markets, avoid exam traps, and manage real-world short straddle risks.

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What is currency risk, and how does it affect returns?

Become a smarter global investor by mastering currency risk, timing moves, and hedging strategies.

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How to spot red flags in reverse stock splits

Learn to spot reverse split issues early, decode investor psychology, and make smarter stock decisions.

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Understanding bonds through key formulas and shortcuts

Learn essential bond formulas, exam shortcuts, and proven tactics for faster, smarter test prep.

Digital illustration of two paths, one that loops back the same direction and another that winds to a golden pyramid. The first, looped road has a cheetah running across, and the second, curved road has a tortoise, symbolizing sustained over fast growth in investing.

Stock strategy: Long-term growth vs instant income

Discover smart strategies for balancing growth and income, bust myths about dividends, and learn how to invest for your goals.

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Dividend growth strategies for smarter investing

Discover how dividend policies, stock demand, and ownership insights can boost your investing strategy.

Digital illustration of a chess board with two bear traps on one end, a small bull statue walking across it

Short puts: Take advantage of bullish profits and manage risk

Learn how short puts work, manage assignment risk, and use premium strategies for safer options trades.

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Short call options: Selling calls and uncovering hidden risks

Learn how short call options work, why naked calls carry unlimited risk, and how covered calls compare.

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Learning options: Rights, obligations, and leverage

Learn rights, obligations, pricing strategies, and leverage to trade options with confidence.

Digital illustration of a scale, a stack of dollar bills on one side and a diploma on the other

Long call options: Premiums, breakeven, and smarter trading decisions

Learn how long call options work: premiums, intrinsic and time value, breakeven, and the exam traps to avoid.

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