Author: omnicalc.info

Connect CPC, CPM and CTR with one campaign example, identify denominator mistakes and understand why cheaper traffic may not convert.

Learn why a high ROAS can still lose money, and calculate a break-even threshold using pre-ad contribution margin and fixed costs.

Build a margin-based lifetime value estimate, compare it with CAC and see why an attractive ratio can still create a cash-flow problem.

Learn how wholesale and retail margins interact, with a worked pricing example, volume-discount checks and common costing mistakes.

Build an ecommerce order-profit model that separates unit costs, campaign totals and overhead, with a detailed 100-order example.

Compare gross, operating and net profit using one income-statement example, and learn why the three margins answer different questions.

Connect unit contribution to break-even sales, with whole-unit rounding, revenue calculations and a two-product sales-mix example.

Turn a desired profit into a unit-sales target, then test price changes, capacity constraints and the margin of safety.

Calculate how a discount changes unit contribution and the extra sales needed to preserve profit, with a worked promotion example.

Calculate MRR and ARR for monthly and annual plans, and distinguish recurring run rate from cash collection and accounting revenue.