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Why does mining difficulty adjust? title over rows of dark mining rigs with glowing cyan fans and cables on the right.BlockchainBeginnerWhy mining difficulty adjusts in BitcoinBitcoin adjusts mining difficulty to keep blocks arriving near a target pace. The network recalculates it from recent block times on a fixed cycle.3 min read · Updated Oct 6, 2026 The guide title How does Bitcoin mining work with the Bitcoin logo over rows of mining machines with glowing orange fans.BitcoinBeginnerHow Bitcoin mining works and what it takesBitcoin mining confirms transactions and issues new bitcoin through proof-of-work computing that needs specialized hardware and large amounts of power.3 min read · Updated Oct 6, 2026 A crypto ATM kiosk with a glowing screen and blank receipt roll on a dark counter, left side empty and dark.Crypto BasicsBeginnerCrypto ATM fees: what you pay and what to checkCrypto ATMs charge a percentage of your purchase, plus a spread and sometimes a network fee. Check the screen before you confirm. Cancel if no fee appears.3 min read · Updated Oct 6, 2026 A glass vault with glowing lime green lines and blank metal coins on a dark navy background, with the guide title.Crypto BasicsBeginnerCrypto payment refunds: how to get your money backCrypto payments cannot be reversed, so a refund is a new transfer from the receiver. Ask in writing, agree on the network, and keep records for taxes.3 min read · Updated Oct 6, 2026 Guide cover with the title over a dark desk holding blank pay slips, a folder and a calculator lit in lime green.Crypto BasicsBeginnerCan You Pay Employees in Cryptocurrency in the US?Yes, US employers can pay workers in cryptocurrency when wage, tax and state rules are met. Minimum wage and overtime cannot be paid in crypto.3 min read · Updated Oct 6, 2026 A dark navy desk with a blank calculator, a pen, and blank forms, lit by a lime green glow on the right.Crypto BasicsBeginnerHow to account for exchange rates in a crypto paymentValue the crypto in US dollars at the payment time, note the rate provider and timestamp, and keep those records with the wallet transaction ID for taxes.3 min read · Updated Oct 6, 2026 The title How to use a crypto converter correctly over a dark desk with a calculator and papers.Crypto BasicsBeginnerHow to use a crypto converter correctlyA crypto converter estimates value from a live market rate, not a guaranteed price. Check the coin ticker, the timestamp and a second source.3 min read · Updated Oct 6, 2026 A dark desk with a glowing lime green terminal, a blank invoice sheet and blank metal tokens on the right, and empty shadowed navy on the left.Crypto BasicsBeginnerHow to verify a crypto payment before shipping a productCheck the crypto transaction on a blockchain explorer and wait for confirmations. Match the coin, network, and address to your invoice before shipping.3 min read · Updated Oct 6, 2026 The title What is settlement time for a crypto payment? over dark navy background with glowing glass blocks and a dial on the rightCrypto BasicsBeginnerCrypto settlement time: when a payment becomes finalCrypto settlement time is when a payment becomes final and irreversible on its network, usually after enough confirmations make it hard to reverse.3 min read · Updated Oct 6, 2026 A dark navy scene with a payment terminal, a phone and a glass prism glowing lime green on the right, and the guide title on the left.Crypto BasicsBeginnerCrypto payment request links: what they areA crypto payment request link pre-fills a payment with a payee address and amount, and may set the coin and network. Check those details in your wallet.4 min read · Updated Oct 6, 2026 The title What is a crypto QR code payment? over a dark desk with a phone showing a glowing grid, blank cards and a receipt roll.Crypto BasicsBeginnerCrypto QR code payments: what they are and how they workA crypto QR code payment is a scan-to-pay crypto transfer that fills in recipient and amount. Check the details, then approve; it is usually irreversible.3 min read · Updated Oct 6, 2026 A dark desk with a blank smartphone and a folded bank statement on the right, lit by lime green light, with the left side empty and dark.Crypto BasicsBeginnerHow to compare crypto transfer fees with bank feesCompare crypto transfer fees with bank fees by listing each charge, matching the date of both quotes, and adding exchange withdrawal, card, and FX costs.4 min read · Updated Oct 6, 2026 The title What are stablecoin remittances? with a dark navy background showing a glass vault, blank coins and banknote paper in lime green light.Crypto BasicsBeginnerStablecoin remittances: what they are and how they workStablecoin remittances send dollars as crypto tokens to a wallet, and the recipient cashes out in local currency. US services check identity.3 min read · Updated Oct 6, 2026 The guide title How do cross border crypto payments work over a dark desk with phones and a glowing arrow.Crypto BasicsBeginnerCross-border crypto payments: how they workCross-border crypto payments send value wallet to wallet on a blockchain, not through a bank wire. You need a correct address and a supported network.3 min read · Updated Oct 6, 2026 How to receive cryptocurrency safely title over a dark navy scene with a hardware wallet on a steel plate and a padlock, lit by lime green accents.Crypto BasicsBeginnerHow to receive cryptocurrency safelyTo receive crypto safely, share your public address, confirm the asset and network, and send a small test amount first. A wrong network can lose funds.3 min read · Updated Oct 6, 2026 Title over blank metal coins, blank banknote paper and a glass vault door glowing lime green on a dark navy desk.Crypto BasicsBeginnerWhen a business needs a stablecoin payment optionA business needs a stablecoin payment option when an overseas customer or contractor asks to pay in them; US tax rules treat the coins as property.3 min read · Updated Oct 6, 2026 The title How to accept crypto payments for a small business over a dark desk with a blank terminal, coins and receipt roll.Crypto BasicsBeginnerHow to accept crypto payments for a small businessTake crypto payments with a processor that can settle to dollars, connect a business wallet, and record each sale's USD value for your books and taxes.3 min read · Updated Oct 6, 2026 Title text over a dark desk with a blank card terminal, blank cards and a cable glowing lime green on the rightCrypto BasicsBeginnerWhat accepting crypto payments really costsAccepting crypto payments costs more than the processor rate: network fees, conversion spreads, volatility and tax reporting all add to the bill.3 min read · Updated Oct 6, 2026 The title of a guide about crypto payment processors converting to dollars over a dark desk with a terminal, blank invoice, phone and coins.Crypto BasicsBeginnerHow crypto payment processors convert to dollarsA crypto payment processor receives your customer's crypto, sells it, and deposits US dollars into your bank account. You finish KYC first.3 min read · Updated Oct 6, 2026 A crypto underpayment explainer title over a dark navy scene with blank banknote sheets and a payment terminal lit by lime green light.Crypto BasicsBeginnerWhat happens when a crypto payment is underpaidAn underpaid crypto payment is usually not credited in full; the processor may mark the invoice partial, and the merchant decides on a refund or credit.3 min read · Updated Oct 6, 2026 The title How to price a product when customers pay with crypto over a dark desk with a blank calculator and terminal.Crypto BasicsBeginnerHow to price products when customers pay with cryptoSet the price in US dollars, then convert at checkout with a live rate. Add processor and network fees plus a buffer, and record the sale rate for taxes.3 min read · Updated Oct 6, 2026 The title How to send cryptocurrency to another person over a dark navy desk with a smartphone, blank coins and a receipt.Crypto BasicsBeginnerHow to send cryptocurrency to another person safelyTo send cryptocurrency to another person, enter their address, amount, and network, then confirm. Save the transaction ID for your own records.3 min read · Updated Oct 6, 2026 The title How to pay an invoice with cryptocurrency over a dark desk with a glass terminal and blank invoice, lit by lime green glow.Crypto BasicsBeginnerHow to pay a crypto invoice correctlyPay a crypto invoice by sending the exact coin and network shown to the invoice address. Save the transaction ID and confirm the biller marks it paid.3 min read · Updated Oct 6, 2026 The guide title sits over a dark navy background with blank coins, a steel plate, a padlock and a glass block glowing orange on the right.Trading & InvestingBeginnerAltcoin due diligence: questions to ask before buyingAsk what an altcoin does, who runs it, how its tokens unlock, where it trades, and how US law treats it. Check supply, team, liquidity, and tax rules.3 min read · Updated Oct 6, 2026 The title What is a crypto investment thesis? over a dark desk with a notebook, pen and glowing orange lamp.Trading & InvestingBeginnerCrypto investment thesis: what it is and how to test itA crypto investment thesis is a written case that a token can gain value. It names evidence you can check and the signs that would prove it wrong.3 min read · Updated Oct 6, 2026 A dark navy desk with a magnifying glass, blank charts and a glass prism, lit by orange glow.Trading & InvestingBeginnerHow to assess a crypto investment without a price predictionAssess a crypto investment by use case, team, tokenomics and on-chain activity. Read the whitepaper and tokenomics page, check users, audits and unlocks.3 min read · Updated Oct 6, 2026 The guide title over a dark navy background with blank tax forms, a calculator, a pen and a folder on the right.Trading & InvestingBeginnerHow to plan for crypto taxes before you sellCrypto taxes are due on sales, swaps and staking rewards, so work out cost basis and holding periods before you sell. Form 1040 asks a digital asset question.3 min read · Updated Oct 6, 2026 The title Why does crypto correlate with other risk assets? over a dark desk with glowing orange market charts on monitors.Trading & InvestingBeginnerWhy Crypto Correlates With Other Risk AssetsCrypto correlates with risk assets because buyers treat it as a speculative bet, and the link is strongest with tech stocks and dollar liquidity.2 min read · Updated Oct 6, 2026 A dark desk with a glowing orange monitor showing a blank pie chart and blank index cards, with the left side empty dark navy.Trading & InvestingBeginnerCrypto index products: how rebalancing worksCrypto index products rebalance by trading assets back to target weights. The index methodology sets the review dates, weight caps, and drift triggers.3 min read · Updated Oct 6, 2026 What is a crypto index fund title over a dark desk with blank certificates, a glass jar of tokens and a glowing orange chart line.Trading & InvestingBeginnerCrypto index funds: what they are and how they workA crypto index fund tracks a basket of coins set by an index. The fund rebalances and may trade as an ETF, a trust or a private fund for US investors.3 min read · Updated Oct 6, 2026