Sernico

Blog

Practical guides for landlords, buy-to-let investors and property owners: yields, financing, tenants, service charges and upkeep.

Buy-to-let investing

Buy to let due diligence checklist before you buy

A practical buy to let due diligence checklist: numbers, condition, legal title, building and HOA documents, existing tenants, financing and red flags.

Buy-to-let investing8 min read

Cap rate vs cash on cash return: the difference

Cap rate measures a property's income; cash on cash return measures your money after the mortgage. See formulas, worked examples and when to use each.

Buy-to-let investing7 min read

How to calculate rental yield: gross and net

Step-by-step formulas for gross and net rental yield, with a worked example, the costs to include and the mistakes that make a property look better.

Buy-to-let investing8 min read

Rental property cash flow: how to calculate it

Calculate rental property cash flow step by step: rent, vacancy, operating costs and mortgage payments, with a worked example and a stress test you can copy.

Buy-to-let investing8 min read

Mortgages & financing

Letting & tenants

Index-linked rent increase: formula and examples

How an index-linked rent increase works: the CPI formula, worked examples, caps and floors, thresholds, base-year changes and rounding, step by step.

Letting & tenants10 min read

Property management

Which costs can landlords pass on to tenants?

Which costs can a landlord pass on to tenants? Recoverable vs non-recoverable service charges, typical examples, the lease clause and a worked example.

Property management8 min read

Property management fees explained: what you pay

Property management fees explained: percentage vs flat fees, letting, renewal and maintenance charges, plus a worked example to compare the true yearly cost.

Property management9 min read

Service charges explained: what you pay and why

Service charges explained in plain English: what they cover, how costs are split between units, budgets vs actuals, and how to check your statement.

Property management12 min read

Maintenance