There's a certain kind of question people won't ask a salesperson because they think it makes them sound clueless. With shipping containers, there are loads of them. I've spent enough time around these things now to have heard most, so here are honest answers to the ones people whisper rather than say out loud. No question here is silly. They're the ones that actually matter.

Do they leak?

A good one won't. That's what "wind and watertight" means, and it's the baseline you should expect. A quality container, new or properly inspected second-hand, keeps your gear bone dry through the worst weather. Where people run into trouble is buying a cheap, ungraded unit sight unseen. Buy from someone who checks their stock, and you'll be fine. Among the shipping containers for sale New Zealand suppliers offer, the reputable ones stake their name on watertightness.

Won't it just rust away?

Containers are built to cross oceans for years, so they're made of tough, corrosion-resistant steel. A little surface rust on an older unit is cosmetic and normal. Structural rust that actually threatens the container is rare in graded stock and something a decent supplier screens out. Keep the ground underneath draining well, and your container will outlast most of what you put in it. These things routinely last decades with next to no attention.

How do I even get it home?

This is the worry that stops a lot of people, and it shouldn't. The supplier delivers it on a truck and sets it down where you want it. You don't need a crane, a forklift or any special skill. What you need is a clear run for the truck and firm, level ground to place it on. That's genuinely it. If your site is tricky, say so when you book, and they'll bring the right gear.

What if I pick the wrong size?

Easy to avoid with a quick chat. The three common sizes are 10ft for small jobs, 20ft as the do-everything favorite, and 40 ft for serious volume. If you describe what you're storing, any experienced supplier will point you to the right one. If you're genuinely torn, go one size up. Nobody regrets a bit of spare room, but plenty of people regret cramming everything into a box that's slightly too small.

The sizes in plain terms:

•         10ft, tidy and compact, good for tight sections

•         20ft, the all-rounder most people land on

•         40ft, for when you've got a lot to store

•         High cube, when you want the extra height

Is second-hand a false economy?

Not if you buy well. A cargo-worthy used container does the same job as a new one for storage, at a friendlier price. It might have a few scuffs and some faded paint, but it'll keep your things just as dry and secure. Save the new units for shipping goods or for anything that'll be on show, like a café or a smart office. For a backyard store, second-hand is money well spent, not money saved badly.

Can I put it anywhere on my property?

Mostly, yes, if it's just storage. The catch is permanent placement or turning it into a structure, which can bring council rules into play. A quick call to your local council clears it up. It's far easier to ask first than to unpick a problem later, and a supplier who's been around will know the general lay of the land and can guide you.

What can it become later?

More than people imagine. That plain box can grow into a home office, a workshop, a sleepout, a shop, or even a proper café kitchen with stainless benches and ventilation. Tiger Containers builds these in-house and has done so for around three decades. So if you buy for storage now and dream bigger in a year or two, you're not stuck. You can see examples and the full range at

tigercontainers.co.nz, which is worth a browse even if you're only at the idea stage.

How do I know I'm dealing with a good supplier?

Ask the shy questions above and watch how they answer. A good supplier explains things plainly, gives you a delivered price without fuss, is honest about condition, and doesn't vanish once your money clears. The forgettable ones dodge and disappear. You can tell a lot in a single phone call, so make it before you commit to anything.

Will it be an eyesore?

This one comes up more than you'd think, usually from people picturing a rusty orange box dumped in the yard. It doesn't have to be that way. Containers come in tidy colors, they can be repainted, and thoughtful placement makes a big difference. Tuck it sensibly, keep it clean, and a container looks purposeful rather than ugly. If appearance really matters, a newer unit with fresh paint sits nicely even in a visible spot, and a modified one with a window or two can look genuinely smart.

What about resale?

Here's a reassuring one to finish on. Containers hold their value well. If your circumstances change, a good unit can be sold on without much trouble or repurposed into something else entirely. You're not sinking money into something that turns worthless the moment you own it. That resale floor is part of what makes a container such a sensible buy in the first place.

The honest bottom line

None of this is complicated once someone answers the questions straight. Containers don't leak if you buy properly, they don't rust away, they're easy to deliver, and they're simple to size if you just ask. Buy from people who'll talk to you like a human, and the whole thing is painless. If you've got a question I haven't covered here, ring Tiger Containers and ask it. There's no such thing as a daft question when you're about to spend good money