Kirsti Lang

Kirsti is a journalist-turned-marketer and creator who’s built an audience on TikTok, Instagram, and LinkedIn. She writes for Buffer and hosts YouTube videos, sharing what actually works on social — backed by data and real-world experience.

A collection of 102 posts

Topic
TikTok
Published

A deep dive into the TikTok algorithm, how it works, and how you can work with it to enhance your visibility and engagement on the platform.

Reading time13 minute read

Published

Everything you need to know about sharing a post to your Instagram Stories (and why it could be great for your reach and engagement).

Reading time7 minute read

Topic
Creator
Published

Whether you're dreaming of becoming the next big TikTok star or building a meaningful community on LinkedIn, this plan will get you started.

Reading time14 minute read

Topic
YouTube
Published

A step-by-step, data-backed guide to help you make YouTube thumbnails that turn scrollers into viewers, along with advice and examples from successful YouTubers.

Reading time10 minute read

Published

A quick, step-by-step guide on everything you need to know about adding Instagram's link stickers to your stories, plus examples of how brands and creators use them.

Reading time7 minute read

Published

A comprehensive guide to every social media content type, along with several ideas for each to fill your content calendar.

Reading time16 minute read

Topic
TikTok
Published

This guide explains what you need to add a link to your TikTok bio. You’ll learn how to add your link and what to do if the link in bio feature doesn’t work for you.

Reading time10 minute read

Published

Replying to LinkedIn comments can boost engagement by 30%, according to our analysis of 72,000 posts. Learn why this works and how to make comment engagement sustainable.

Reading time4 minute read

Published

Your complete 2026 social media calendar: every holiday, cultural event, and quirky celebration with content ideas for each date.

Reading time18 minute read

Topic
Twitter
Published

We analyzed more than 1 million tweets to pinpoint the best time, day, and post format for maximum engagement on X (formerly Twitter).

Reading time9 minute read

Topic
TikTok
Published

Everything you need to know before your first TikTok LIVE, including a step-by-step guide and best practices, along with some ideas to inspire you.

Reading time11 minute read

Published

Black Friday and Cyber Monday marketing guidance to help you stand out from the crowd in 2025 — complete with tried-and-tested examples.

Reading time10 minute read

Published

As a self-proclaimed tools nerd, I’m testing the ever-growing list of AI productivity tools on the market. These are the ones I keep coming back to.

Reading time10 minute read

Topic
Creator
Published

Inside the mindset shift that has helped me stay consistent, be more productive, and not lose hours to scrolling when I should be creating.

Reading time9 minute read

Topic
Data
Published

Replying to comments can boost social media engagement by 5-42% across platforms, according to our analysis of nearly 2 million posts. Here's how it works and why it matters.

Reading time7 minute read

Topic
TikTok
Published

We analyzed more than 1 million videos sent through Buffer to pinpoint the best time and day to post on TikTok for maximum views.

Reading time13 minute read

Topic
TikTok
Published

Data from millions of TikToks shared by over 150K accounts paints a clear picture of how often you should post to get more views.

Reading time6 minute read

Topic
Creator
Published

I have ADHD, a full-time job, and a growing audience. Here’s how I create consistent content without burning out — and the tools that help me.

Reading time11 minute read

Published

We analyzed more than 2 million Instagram posts sent through Buffer to pinpoint the best time, day, and post format for maximum reach.

Reading time16 minute read

Topic
Creator
Published

You don’t need a massive audience to make money as a creator, but you do need strategy, consistency, and a strong, authentic voice. Here's how I do it.

Reading time10 minute read

Published

Data-backed guidance on how often to post on Instagram in 2025 for maximum reach and growth. Insights from 2M+ posts reveal the sweet spot for frequency without burnout.

Reading time10 minute read

Published

Instagram’s new Friends Map is here. Learn how it works, how to keep your location private, and what it means for creators and brands.

Reading time6 minute read

Published

From downloadable PDFs to spreadsheets to tools, here are over a dozen free calendar templates to help you plan your social media content — in the way that makes the most sense for you.

Reading time17 minute read

Topic
Data
Published

Video, photos, carousels, or text? We dug into Buffer’s data, analyzing millions of social posts from Instagram, TikTok, LinkedIn, Facebook, Threads, and X to find out which content format performs best.

Reading time10 minute read