Here's how someone might attempt to evade taxes:

Underreporting Income: You could intentionally fail to report some or all of your income to tax authorities. This might involve not declaring cash income, offshore accounts, or other sources of revenue.

Overstating Deductions: You might exaggerate your expenses or deductions to lower your taxable income. This could include inflating business expenses, charitable donations, or other deductions.

Offshore Accounts: You could move your money to offshore accounts in countries with strict bank secrecy laws, making it difficult for tax authorities to trace and tax your assets.

Shell Companies: Create shell companies or fictitious entities to obscure your income and assets. These entities can be used to funnel money, making it harder for tax authorities to track.

Barter and Non-Monetary Transactions: Engage in barter or non-monetary transactions to avoid taxable events. However, tax authorities often have rules for valuing such transactions for tax purposes.

Cash Payments: Conduct transactions in cash to avoid a paper trail, making it harder for tax authorities to track your financial activities.

Off-the-Books Employment: Work in jobs that pay cash "under the table," so there's no formal record of your employment.