The Certified Crypto Market blog
Crypto, explained.
Scams, exposed.
Plain-English guides to protect your money: how to research a project, spot a scam, store coins safely and understand every major cryptocurrency.
4 articles for “cost basis” · clear
Record-Keeping Obligations for Crypto Holders
Good crypto record keeping makes taxes and audits far easier. Learn what records holders usually need, how long to keep them and how to organize them.
Oct 13, 2026 · 5 min read
How to Calculate Crypto Profit and Loss
A crypto profit calculator method you can do by hand: realized and unrealized gains, fees, FIFO or average cost for multiple buys, and common mistakes.
Oct 12, 2026 · 5 min read
Crypto Taxes in a Bull Run: Records to Keep Before You Sell
Crypto taxes in a bull run: which records to keep before you sell, common taxable events, cost basis basics and the mistakes that cause costly surprises.
Oct 7, 2026 · 4 min read
How Crypto Taxes Generally Work: Concepts to Understand
Crypto tax basics in plain English: taxable events, cost basis, gains vs income, record keeping and common mistakes, with notes on how rules vary by country.
Oct 3, 2026 · 5 min read