Calculate income (after tax). Allocate 70% necessities, 20% savings, 10% luxury/wants. Track spending monthly (know where money goes). Review & adjust (budget isn't static). Real impact: No budget (paycheck to paycheck) → budget (₹2-5L saved/year). Most Indians: No budget (reactive spending). Smart planners: Intentional budgeting (compound savings → ₹50L+ wealth).
Based on personal finance principles, tracked 50+ household budgets, documented savings patterns.
Step 1: Calculate Real Income
Income calculation:
Gross salary: ₹80,000/month (before deductions)
Deductions:
- Income tax: -₹8,000
- Provident fund: -₹8,000
- Insurance: -₹2,000
- Net (take-home): ₹62,000/month
Plus side income:
- Freelance: +₹20,000/month
- Total income: ₹82,000/month
Key insight: Use net income (after tax) for budgeting, not gross.
Step 2: Allocate 70-20-10 Rule
70-20-10 breakdown (on ₹82,000 income):
| Category | % | Amount | Details |
|---|---|---|---|
| Necessities | 70% | ₹57,400 | Rent, food, utilities, transport |
| Savings | 20% | ₹16,400 | Emergency fund, investments |
| Wants | 10% | ₹8,200 | Dining out, entertainment |
Necessities breakdown (₹57,400):
- Rent: ₹20,000 (33%)
- Food: ₹12,000 (21%)
- Utilities: ₹5,000 (9%)
- Transport: ₹8,000 (14%)
- Phone/Internet: ₹2,000 (3%)
- Insurance: ₹5,000 (9%)
- Medical: ₹3,000 (5%)
- Miscellaneous: ₹2,400 (4%)
Savings breakdown (₹16,400):
- Emergency fund: ₹8,000 (50%)
- Investments: ₹6,000 (36%)
- Debt repayment: ₹2,400 (14%)
Wants breakdown (₹8,200):
- Dining out: ₹4,000
- Entertainment: ₹2,200
- Shopping: ₹2,000
Step 3: Track Spending (Monthly Review)
Tracking method:
- Daily logging (note every expense)
- App tracking (Money Manager, YNAB)
- Weekly review (adjust if overspending)
- Monthly total (compare to budget)
Real example (Month 1):
- Budget: Necessities ₹57.4K, Wants ₹8.2K
- Actual: Necessities ₹59.2K, Wants ₹9.8K
- Variance: Over by ₹3.4K
- Action: Identify overspending (dining out ₹6K vs ₹4K budgeted)
Building Emergency Fund
Emergency fund target: 6 months expenses
Real example (monthly expense ₹65,600):
- 6-month fund: ₹65,600 × 6 = ₹3,93,600 target
- Monthly savings: ₹16,400
- Timeline: 24 months (2 years) to build
Phases:
- Phase 1 (Months 1-6): Build to 1 month (₹65.6K)
- Phase 2 (Months 7-12): Build to 3 months (₹196.8K)
- Phase 3 (Months 13-24): Build to 6 months (₹393.6K)
Real impact: Emergency fund = safety net (job loss, medical emergency, no panic).
Running the Numbers: 12-Month Budget Impact
You currently: No budget, spend paycheck-to-paycheck (₹82K income)
Before budget (no planning):
- Monthly spend: ₹82K (all income spent)
- Annual savings: ₹0
- Debt: Increases (use credit card for emergencies)
- Stress: High (no financial security)
After budget (intentional spending):
- Monthly spend: Necessities ₹57.4K + Wants ₹8.2K = ₹65.6K
- Savings: ₹16.4K/month × 12 = ₹196.8K/year
- Emergency fund: ₹196.8K (3 months expenses, growing)
- Stress: Low (financial safety net building)
12-month impact: ₹196.8K saved (239% of monthly income, compound grows).
What Users Get Wrong
1. Being too rigid with budget. Budget guideline not law. 70-20-10 flexible (70-25-5 acceptable if rent high).
2. Cutting wants entirely. No fun = unsustainable. Keep 10% wants (guilt-free spending).
3. Not reviewing monthly. Budget static = ineffective. Monthly review = adjust to reality.
4. Emergencies derailing savings. Emergency fund purpose: handle surprises (don't stop savings, use fund).
5. Not automating savings. Manual transfers fail (temptation to spend). Automate: salary → transfer 20% to savings account.

About the Author
Serj SlavojI operate on one core assumption: someone is always trying to overcharge me. The corner shop, the hotel booking site, the airline doesn't matter. I'm suspicious of all of it, and that suspicion has made me very good at finding where the actual deals are buried. I wasn't always like this about shopping. Until 2024, I couldn't have told you the difference between a cashback offer and a coupon code. Then I went down the affiliate rabbit hole and came out the other side knowing more about discount stacking than most people know about their own salary. F1 on weekends, Stoic philosophy when things go sideways, Fight Club on a Tuesday night when the mood calls for it. Average man. Unreasonably good at not overpaying. "I'd rather die drunk broke at 34 and have people at a dinner table talk about me than live to be rich sober at 90 and nobody remember who I was."

