How to Add Social Media Icons to an Email Signature
Enhance your email signature by adding social media icons. Discover step-by-step instructions to turn every email into a powerful marketing tool.

Collaborating on Instagram just got a whole lot easier, moving beyond simple @mentions and story shares. Instagram's feature allowing you to invite contributors to your feed posts and Reels is a powerful way for creators and brands to co-create, share audiences, and amplify their message together. This guide will walk you through exactly how to add a contributor, why it’s such a valuable strategy, and how to handle the process from start to finish as both the creator and the collaborator.
Let's clear up some common confusion first. While people use the term "contributor," Instagram's official feature name for this is "Invite Collaborator." When you invite a collaborator to your post or Reel, you’re basically making them a co-author. The content will appear on both of your profile grids, be shown to both of your audiences, and - most importantly - share a single set of likes, comments, and view counts. It's one post, co-owned by two (or more) accounts.
This is different from simply tagging someone in a photo. A standard tag notifies the person and links to their profile, but the post only lives on your feed and is only shown to your followers. A collaboration is a true content partnership, woven directly into the platform's functionality.
This functionality also differs from backend roles you might set up in Meta Business Suite, where you might assign someone as a "contributor" or manager for your Page. The "Invite Collaborator" feature is a public-facing tool for individual pieces of content that live directly on Instagram.
Before jumping into the "how," it’s worth understanding the "why." Using the collaboration feature isn't just a neat trick, it's a strategic move with massive upsides for growing your brand organically.
This is the most obvious and powerful benefit. When you add a collaborator, your post or Reel doesn't just go out to your followers - it goes out to theirs, too. Imagine you have 10,000 followers and your partner has 15,000. By posting together, your single piece of content has an initial potential audience of 25,000 users. It’s one of the fastest ways to get new eyeballs on your content without paying for ads. This cross-pollination introduces you to a relevant, engaged audience that might not have discovered your page otherwise.
Because the post is shared, so are all the engagement metrics. Every like, comment, save, and share from both audiences accumulates on one single post. This creates powerful social proof. A post with hundreds of comments and thousands of likes looks more authoritative and interesting to both new viewers and the Instagram algorithm. This combined engagement can signal to Instagram that your content is high-quality, potentially leading to even greater distribution on explore pages and in hashtag feeds.
For brands and influencers, this feature is a lifesaver. Instead of a brand paying a creator for a sponsored post that only lives on the creator's page, they can now co-publish it. This gives the brand direct access to the content on its own profile, along with all the engagement data. It eliminates the clunky process of asking creators to send screenshots of their analytics. For creator-to-creator collaborations, it turns a joint photoshoot or video project into one powerful, unified asset rather than two siloed, competing posts.
Collaborating publicly with others in your niche reinforces your position within that community. It shows your audience that you’re connected and that you value other creators' work. When you partner with someone your audience trusts, some of that trust is transferred to you. It's a way to provide more value by introducing your followers to other great accounts, building relationships that go beyond just clicks and likes.
The process is simple and nearly identical for both standard feed posts and Reels. Let's walk through it.
Follow these steps to add a collaborator to a single image or carousel post:
You can invite up to three collaborators for a feed post, which is great for group projects or multi-brand partnerships.
The workflow for adding a Reels collaborator is just as straightforward.
Your work is done for now, but the process isn't complete until your collaborator accepts the invitation. Here's what they will see:
If they decline or ignore the invite, the post remains on your feed just like any other single-author content. The collaboration request will simply expire.
To make sure your collaborations are smooth and successful, keep these pointers in mind.
Making someone a contributor, or "collaborator," on your Instagram content is a simple yet profoundly effective way to grow your audience, boost engagement, and strengthen your community bonds. It moves partnerships from a transactional @mention to a truly integrated effort, benefiting every account involved by pooling audiences and social proof.
For brands and creators managing frequent partnerships and complex content schedules, coordinating all these moving parts is a full-time job. That's where we wanted to simplify the behind-the-scenes work. We built Postbase with a clean, visual content calendar that helps you map out an entire collaboration campaign alongside your daily content. By planning, scheduling, and customizing all your posts from one central hub, you spend less time juggling spreadsheets and more time building the creative partnerships that actually grow your brand.
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