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SplitGenius Blog

Practical guides on splitting costs fairly, rent affordability, roommate finances, and making smarter money decisions.

RentFebruary 18, 20268 min read

Rent Affordability Rules Explained: 30% Rule vs 50/30/20 vs 28/36

Which rent affordability rule should you follow? We compare the 30% rule, 50/30/20 budget, and 28/36 DTI method with real examples and free calculators.

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SplittingFebruary 18, 20269 min read

How to Split Vacation Costs Fairly Without Ruining Friendships

Group trips are fun until the bill arrives. Learn 5 proven methods for splitting travel expenses fairly, from shared houses to restaurant tabs.

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FinancialFebruary 18, 202610 min read

Rent vs Buy in 2026: The Real Math Behind the Decision

Should you keep renting or buy a home in 2026? We break down the true costs, hidden expenses, and the breakeven timeline with real numbers.

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RentFebruary 18, 20268 min read

Breaking a Lease: True Costs and How to Minimize Financial Damage

Thinking about breaking your lease early? Here is every cost involved, your legal options, and strategies to reduce the financial hit.

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RoommatesFebruary 18, 20269 min read

How to Save $500+/Month with a Roommate: Complete Financial Breakdown

A roommate can save you thousands per year. See the exact savings breakdown for rent, utilities, groceries, and subscriptions with real data.

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RentMarch 1, 20269 min read

How Much Should You Spend on Rent? The Real Numbers by Salary

The 30% rule is a starting point, not gospel. See exactly how much rent you can afford at every salary from $30K to $150K with real budget math.

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RentMarch 1, 20269 min read

How to Split Rent with a Couple: 3 Fair Methods Compared

Split rent by bedroom, not by person. See the math for per-bedroom, per-person, and income-based splits with real dollar examples.

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RentMarch 1, 20268 min read

What Percentage of Income Should Go to Rent? Rules vs Reality

The 30% rule says spend 30% on rent. Reality says it depends on your city, salary, and debt. See the real percentages that work at every income level.

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FinancialMarch 1, 202610 min read

How Does Compound Interest Work? The Math That Builds Wealth

$10,000 at 7% becomes $81,165 in 30 years without adding a cent. See year-by-year growth tables, the latte factor, and why starting early matters.

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FinancialMarch 1, 20269 min read

What Is a Good Debt-to-Income Ratio? Lender Thresholds Explained

A good DTI is 36% or lower. See the exact thresholds for conventional, FHA, VA, and USDA loans plus 7 ways to lower yours fast.

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SplittingMarch 1, 202610 min read

Tipping Etiquette in 2026: How Much to Tip for Every Service

Complete 2026 tipping guide with exact percentages for 16 services. Plus how to handle tip screens, group bills, and when not to tip.

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RoommatesMarch 1, 202610 min read

Roommate Agreement Template: What to Include Before You Move In

A roommate agreement prevents 90% of conflicts. Use this section-by-section template covering rent, utilities, guests, chores, and exit terms.

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RentMarch 1, 202611 min read

First Apartment Budget Breakdown: Every Cost Before and After Move-In

Your first apartment costs $2,625 to $7,575 upfront plus $1,750 to $2,760/month. See the full breakdown with move-in, setup, and monthly costs.

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