Industry Trends

My First Custom Mailer Order: A Step-by-Step Tale (and What I Learned)

When I first started managing our company's packaging and print orders back in 2022, I assumed everything was relatively simple. You pick a supplier, you pick a size, and you hit order. Easy, right? Three years and a few embarrassing mistakes later, I've learned that the devil is truly in the details—especially when you're trying to balance eco-friendly goals (like working with EcoEnclose) with practical office tasks like printing standard flyers or business cards.

This is the story of my journey from "I'll just figure this out in ten minutes" to actually understanding the workflow. It's also full of things I wish someone had told me at the start.

The Setup: An Order for a New Product Launch

In October 2024, our marketing team needed a quick run of simple food flyers for a client event. The ask was straightforward: a simple food flyer design, printed on recycled cardstock, to be slipped into our new sustainable mailers. At the same time, I needed to update our business cards—the standard 8.5 x 11 business card template size, but on eco-friendly paper stock. This was my first time ordering custom print and mailers together.

I found EcoEnclose's website easily enough. They had great options for mailers and free shipping above a certain order amount (a big bonus for my budget). But I quickly hit my first wall.

Mistake #1: Assuming an Envelope is an Envelope

The question that stumped me was: "How do you print an envelope in Word?" I mean, I'd done it before—sort of. But there's a world of difference between printing a single address on a #10 envelope and setting up a batch of custom-sized mailers for a business mailing.

I initially thought it was just about changing the paper size. But the USPS business mail specifications are quite specific. According to the USPS Business Mail 101 (usps.com), standard envelope sizes have strict dimension rules. My custom mailer from EcoEnclose didn't fit the standard letter-size template. I had to manually adjust the margins in Word to ensure the print area was correct. I wasted four sheets of nice, thick kraft paper that first afternoon.

The Mid-Process Head-Scratcher: Templates and Turnaround

This is where the story gets a bit messy—just like real life. I had two parallel tracks running:

• Track 1: The 8.5 x 11 Business Card Template. I designed a simple business card layout in Word. I found a simple food flyer design online and tried to adapt it for a 2-up card layout. I kept messing up the bleed settings (the area that extends beyond the trim line). I ended up calling EcoEnclose support (which was great, honestly) and they walked me through using a standard template.
• Track 2: The Envelope Mailing. I needed to print return addresses on our new EcoEnclose flat mailers. I searched for "how do you print an envelope in word" for the 500th time. I found a YouTube video that suggested using the Mailings tab and then changing label settings. It worked—but only after I manually measured my mailer's size with a ruler.

My initial approach to printing on the mailers was completely wrong. I thought the standard Word envelope tool would just 'know' my custom size. It didn't. I learned that you have to manually input the width and height (in inches) in the Envelope Options menu.

An Unexpected Win: Free Shipping

One decision that paid off was paying attention to the free shipping threshold. I needed both the mailers and the cardstock. Instead of making two separate orders and paying shipping twice, I consolidated. I added a few extra sheets of cardstock (which we'll use for internal memos later) to push the order value over the free shipping limit. It saved us about $12.50. It's a small thing, but in an office budget, these add up.

The Crux of the Matter: What Actually Worked

After a week of trial and error, here's what I ended up with.

I designed the simple food flyer design using a table in Word (it's a hack, but it works for basic layouts). I then printed it on a standard laser printer using 100% post-consumer waste paper from EcoEnclose. It looked surprisingly good.

For the business cards, I finally caved and used an online tool to generate a proper 8.5 x 11 business card template PDF. I uploaded that to EcoEnclose's print-ready file portal. It cost a little more, but it saved me hours of frustration.

But the real win was the environmental angle. According to the FTC Green Guides (ftc.gov), environmental claims like 'recyclable' must be substantiated. A product claimed as 'recyclable' should be recyclable in areas where at least 60% of consumers have access. By using EcoEnclose’s certified recyclable Kraft mailers, I could confidently state on our internal communications that our packaging was fully recyclable, which was a big plus for our sustainability report.

"The value of guaranteed turnaround isn't the speed—it's the certainty. For event materials, knowing your deadline will be met is often worth more than a lower price with 'estimated' delivery." — My takeaway from this experience.

What I'd Do Differently (The Honest Recap)

If you're an admin buyer or a small business owner looking at EcoEnclose and wondering where to start, here's my blunt advice:

1. Don't guess the template. For 8.5 x 11 business card template layouts, just download the official template from your printer. I wasted 3 hours on a custom layout that had a 0.125" margin error. (Not that it matters to most people, but a professional card looks crap if its off-center.)
2. Use the Mailings Tab. When you ask "how do you print an envelope in Word?" the answer is always the Mailings tab. It's not intuitive, but once you set up a custom envelope size (like the ones from EcoEnclose), you can save it as a template for next time.
3. Test with cheap paper first. I printed my simple food flyer design on regular copy paper first. The color saturation was different on the recycled cardstock. It saved me from wasting expensive material.
4. Watch the shipping. EcoEnclose's free shipping is a legit money saver if you can combine your orders. Plan ahead to take advantage of it.

The Final Verdict

I'm not going to say it was painless. For a first-timer, the combination of finding the right template, designing a simple layout, and ensuring proper envelope printing was a steep learning curve. But it was worth it. The product quality from EcoEnclose was excellent—the mailers felt substantial, and the print quality on their paper was crisp.

I've since created a small 'cheat sheet' for my co-workers explaining how to set up a custom envelope in Word and where to find the official template sizes. It sits right next to my monitor. Honestly, it's saved us way more time than the two hours it took to write it.

I'd rather spend 10 minutes explaining options to a colleague than deal with mismatched expectations later. An informed customer asks better questions and makes faster decisions.