7 Things You Must Know BEFORE You Start Designing Your Home

If you’re about to renovate, build, or finally tackle that room that’s been driving you mad for years, you’ve probably already fallen down a Pinterest hole or two. Maybe you’ve got forty tabs open, a folder full of “inspo” photos, and a growing feeling that you still have no idea where to start.

You’re not alone. As an interior designer working with homeowners across Wagga Wagga and the Riverina (and having built and renovated eight homes of my own), I’ve sat across the table from hundreds of people at exactly this stage. And I’ve noticed the same handful of mistakes trip people up again and again, usually the ones that cost the most time, money, and stress to fix later.

So before you order a single sample or book a single trade, here are seven things worth knowing.

1. Inspiration Photos Are a Starting Point, Not a Plan

Saving pretty pictures feels productive, but a folder full of unrelated kitchens, bathrooms, and living rooms doesn’t actually tell you what will work in your space. Different photos often contradict each other in layout, palette, or budget, and without someone translating that inspiration into a cohesive plan for your actual floor plan and light, you can end up with a home that looks like a mood board exploded rather than one that feels considered and calm.

What helps: pull your favourites together, then get someone to help you find the common thread (the textures, tones, or feeling you keep gravitating to) and build a plan around that thread, not around forty separate photos.

2. Selections Made in Isolation Almost Always Cost You More

Choosing your tiles on Tuesday, your benchtop on Thursday, and your paint colour a month later feels manageable in the moment. But selections don’t exist in isolation. Change one thing and it can throw off three others you’d already locked in, which means reorders, wasted deposits, and delays while you wait on new stock.

The fix is simple in theory and hard in practice without help: choose your key finishes together, as a set, before you commit to any of them individually.

3. Budget Blowouts Rarely Come From the Big Decisions

Most people brace themselves for the big costs (the kitchen, the flooring) and get caught out by the small stuff instead. Extra power points you didn’t plan for. Upgraded door hardware you didn’t realise wasn’t standard. A “small” layout tweak that moves plumbing. These add up fast, and they’re the exact details that get glossed over early on because they don’t feel important yet.

A proper selections and specifications plan, done before trades start, catches most of this before it becomes an unhappy surprise on a variation invoice.

4. Your Floor Plan Affects Your Design More Than Your Finishes Do

You can spend a fortune on beautiful materials and still end up with a home that feels awkward to live in if the layout wasn’t right from the start. Where the light falls, how you move through a space, where furniture will actually fit, whether a “feature wall” has anywhere sensible to put a couch in front of it: these are layout questions, not finishes questions, and they need to be sorted first.

If you’re still at concept stage, this is the cheapest possible time to get input. Once walls are framed, changes get expensive fast.

5. “It’s Just Paint, We Can Change It Later” Isn’t Always True

Some decisions really are low stakes and easy to change down the track. Others quietly lock you in. Tile choices, cabinetry, and anything hardwired or plumbed in are expensive and disruptive to undo once installed. Knowing which decisions are flexible and which ones need more care upfront saves you from either agonising over the wrong things or rushing the decisions that actually matter.

6. A Good Design Plan Should Save You Money, Not Just Make Things Prettier

There’s a common misconception that hiring a designer is a luxury add-on that inflates your build cost. In reality, a solid plan usually pays for itself. It prevents costly reorders, stops you from over capitalising on the wrong rooms, and helps you prioritise your budget toward the things that will actually add value and feel to your home, rather than spreading it thin across everything.

Think of it less as adding a cost and more as removing the guesswork that leads to expensive mistakes.

7. You Don’t Need to Have It All Figured Out Before You Ask for Help

This is probably the biggest one. So many people wait until they feel “ready” to bring in a designer, as if they need a fully formed vision before it’s worth asking. In truth, the earlier you get a second set of eyes on your plans, even at the messy, undecided, forty-tabs-open stage, the more time and money you save. You don’t need to arrive with answers. You just need to arrive with questions.

Where to From Here?

If any of this sounds a little too familiar, you’re exactly the kind of person I love working with. Whether you just need a sounding board for an hour or a full concept design done for you, there’s a service that fits wherever you’re at:

• Style Starter – a quick, affordable way to get direction when you’re just beginning
• Pick My Brains – an hour of straight-talking advice on your specific questions
• Selections Sorted – get your finishes chosen properly, as a cohesive set
• Project Direction – ongoing guidance through your whole build or reno
• Concept Design – a full design plan built around your home and your life

Have a look through them on the interior design services page, or flick me an email at hello@katrinaleedesigns.com if you’re not sure which one fits. No pressure, just a chat.