Getting your finances in order means knowing how much comes in, how much goes out and on what, and deciding with that. The order that works: log everything for 30 days, group into a few categories, build a budget per category, save an emergency fund, attack expensive debts and only then set goals. One step at a time.
Almost nobody has messy finances for lack of willpower: they have them because they've never seen the full number. This guide goes in the order things hold together: see first, decide after. Each step has a blog post that develops it and, where it applies, a calculator. It works with an app, a spreadsheet or a notebook.
Step 1: log everything for 30 days
Before changing anything, look. For a month, write down every expense, big or small, the same day you make it. Don't judge it yet: the goal of the first month is a real number, not a good one. If you wait to "start on the 1st", you lose the month; if half the month has gone, you can rebuild it from the card statement and the wallet's transactions.
What breaks this step is the effort of logging: after a week most people quit. What keeps it going is logging in the moment (ten seconds, not a Sunday session) and letting whatever can log itself do so: payments with Mercado Pago and with your phone come in without you typing them.
- How to rebuild a month of spending you never loggedIf the month has already started: how to rebuild it backwards from the statement and the wallet.
- Starting to track your money mid-year (or after giving up once)No need to wait for January: how to start today.
- How to track your spending without connecting a bank accountWhat can be automated without giving anyone your bank password.
Step 2: group into a few categories
With a month logged, group it. The temptation is twenty categories; the useful number is eight or ten: food, home, transport, health, going out, clothes, subscriptions, debts, and whichever are specific to your life (kids, pets, studies). A category with two expenses a year tells you nothing; one called "misc" doesn't either.
Separate two things from the start: fixed (rent, utilities, instalments, subscriptions) from variable. Fixed is already decided before the month starts; variable is the only thing you can act on this month. And if you invoice, separate personal from work: mixing them means no number ever adds up.
- How many expense categories you actually needHow many categories you need and which ones are surplus.
- Recurring expenses: half your month can be logged onceFixed expenses: log them once and let them repeat on their own.
- How to separate personal and work expenses when you're freelanceIf you're a freelancer: two pockets, not one.
Step 3: build a budget per category
A budget isn't an austerity plan: it's a cap per category, set by looking at what you spent last month. If going out took $120,000, setting $40,000 guarantees you'll quit; setting $100,000 and sticking to it is a real change. The 50/30/20 rule is a good first split: half for needs, a third for wants, a fifth for the future. In the region the 50% for needs often doesn't fit, and that's fine: the point is knowing how much is left for the future with your real split.
What makes a budget last is looking at it during the month, not at the end. Knowing on the 12th that you're going fast on food lets you correct; finding out on the 31st only lets you regret. And recalculate it every three months, not every year: with inflation, a January budget means nothing in July.
- 50/30/20 rule calculatorThe calculator: your net income split in three, with adjustable percentages.
- How to build a monthly budget that survives past the first monthWhy budgets get abandoned and how to build one that doesn't.
- Category budgets: how many to set, and on whatCaps per category that work, with examples.
- How much you should spend on rent (and what to do if you already spend more)The biggest expense: how much is reasonable and what happens when it's more.
Step 4: save an emergency fund
Before any goal, a cushion: the money that stops a surprise (a move, a repair, a month without work) from sending you to the credit card or a loan. It's calculated on your essential expenses, not your salary: the average of what you'd keep paying no matter what over three months is the base, and you add months depending on how stable your income is. It fills up slowly, with a small, steady percentage.
Where to keep it is your decision: the only general rule is that it has to be available fast and in the currency you'll spend it in. This guide doesn't recommend instruments.
- Emergency fund: how much you need and how to actually build oneHow much you really need, calculated on your essential month, and how to fill it without pain.
- How to work out your essential monthly expensesWhat's essential and what isn't: the list to work out your base month.
Step 5: attack debts, from most expensive to cheapest
Put every debt on one sheet: how much is owed, the minimum payment, the cost. Then pick a method and stick with it: avalanche (the highest-cost debt first, the one taking the most money from you) or snowball (the smallest first, the one that gives you a win soonest). With either, what's non-negotiable is not adding new debt while paying off the old.
The credit card deserves its own guide: understanding the closing date, the due date and why the minimum payment is the most expensive debt most people carry without knowing it.
- How to get out of debt: snowball or avalanche, and which one to pickSnowball or avalanche: how each works and which one to stick with.
- How to use a credit card without getting into debtThe credit card guide: closing date, due date, minimum payment and instalments.
Step 6: only now, goals
With the fund in place and expensive debts on the way out, what you set aside each month can have a name: the trip, the laptop, the house. A goal with an amount and a date turns "saving" into "set aside this much per month", which is something you can do or not do. And once a month, twenty minutes of review: what happened, what to fix, what's next.
- How to start saving in Argentina, with inflation and the dollar in the pictureThe saving guide: how to start, with inflation and the dollar in the picture.
- Savings goals: set the amount and Kesef tells you whether you'll make itSavings goals in Kesef: amount, optional date and how much per month to get there.
- The monthly close: twenty minutes to see where your money wentThe monthly review: twenty minutes to understand where the money went.
- The small expenses that add up, and how to find yoursThe small repeated expenses: how much they add up to and when they matter.
The most common mistakes
- Starting with the budget without having logged a month: the caps come from imagination and last a week.
- Logging expenses on Sunday: by week three you can't remember half of them. Log in the moment, or let it log itself.
- Counting an instalment purchase in full in the month you bought it: that month looks red and the following ones empty. The instalment counts in the month it falls.
- Setting goals before the emergency fund: the first surprise eats the goal and the motivation.
- Mixing currencies without a rule: earning in one, spending in another and comparing months that aren't comparable.
Frequently asked questions
Where do I start if nothing is in order?
With logging. Thirty days writing everything down, without changing anything yet. It's the only step you can't skip: the budget, the fund and the goals come out of that number.
Do I need an app or is a spreadsheet enough?
A spreadsheet is enough if you'll keep it up. What decides it is the logging: an app that records from your phone in the moment, and that logs Mercado Pago or Apple Pay payments on its own, is easier to sustain than a spreadsheet you fill in on Sunday.
How long does it take to get finances in order?
A month to see the number, a second month for the budget to resemble reality, and three months for logging to become a habit. The emergency fund and the debts take as long as they take: those are the long steps.
Does this guide recommend where to put the money?
No. It explains the order of the steps and how to do each one. Where to keep the emergency fund or the savings is your decision; Kesef isn't an adviser and this guide doesn't recommend instruments.