Crypto Blog · Payments Knowledge Hub
How to pay for your order with Bitcoin, Ethereum or Solana What Bitcoin, Ethereum & Solana actually are, in plain English Wallets, seed phrases & the one rule that protects your funds Stablecoins: paying in dollars, settled on-chain
Straightforward crypto explainers in plain English - what the major coins are, how a wallet works, and exactly how to pay for an order with crypto. Written for first-time buyers; informational only, not financial advice.
Featured
From picking a coin to confirming the transaction - the whole checkout flow, in plain English. Why crypto clears in minutes, what a network fee is, and how to avoid the three mistakes first-time payers make.
Markets & primary sources
The official project documentation and live tools these guides reference. New-U is independent and not affiliated with these projects - links are provided for reference only and carry no endorsement or financial advice.
Latest articles
Pick a coin, copy the address (or scan the QR), send the exact amount, wait for confirmations. The full New-U crypto checkout flow with the common first-timer mistakes called out.
A 21-million-coin supply cap, no central issuer, settlement without a bank. What Bitcoin is, why people call it “digital gold,” and what it is and isn’t good at as a payment method.
More than a coin: a global computer that runs smart contracts. What ETH is, what “gas” means, and why most stablecoins live on Ethereum.
Sub-second settlement and fractions-of-a-cent fees. Why Solana is often the cheapest way to send a payment, and the trade-offs versus Bitcoin and Ethereum.
Hot vs cold, custodial vs self-custody, and the one rule that protects everything: never share your seed phrase. A jargon-free walk-through for first wallets.
A coin pegged 1:1 to the US dollar, so the price doesn’t move while you check out. What backs USDC and USDT, the networks they run on, and why they suit payments.
Tools & checkout
Informational only. These articles explain how crypto and crypto payments work. Nothing here is financial, investment, or tax advice. Crypto prices are volatile; only you are responsible for your funds and your wallet keys.