diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 39cbef9..9832e30 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -3,7 +3,7 @@ Contributing
 
 Contributions of all kinds, including discussion, corrections, additions, and improvements, are welcome! We hope you'll join and help, in small ways or large. We gladly credit all contributors and authors. Here are few notes before you jump in.
 
-[![Slack Chat](https://img.shields.io/badge/Chat-Slack-ff69b4.svg)](https://og-aws.slack.lexikon.io/) [![Ask a Question](https://img.shields.io/badge/%3f-Ask%20a%20Question-dc9d47.svg)](https://airtable.com/shrXZ61VrovWfXYBg)
+[![Slack Chat](https://img.shields.io/badge/Chat-Slack-ff69b4.svg "Join us. Anyone is welcome!")](https://og-aws.slack.lexikon.io/) [![Ask a Question](https://img.shields.io/badge/%3f-Ask%20a%20Question-dc9d47.svg "Questions help improve the Guide")](https://airtable.com/shrXZ61VrovWfXYBg)
 
 The simplest thing you can do to contribute is [fill in this form](https://airtable.com/shrXZ61VrovWfXYBg). Questions help identify where the guide needs to be improved.
 
diff --git a/README.md b/README.md
index 8d05397..acc80df 100644
--- a/README.md
+++ b/README.md
@@ -3,7 +3,7 @@
 The Open Guide to Amazon Web Services
 =====================================
 
-[![Slack Chat](https://img.shields.io/badge/Chat-Slack-ff69b4.svg "Join us. Anyone is welcome!")](https://og-aws.slack.lexikon.io/) [![Ask a Question](https://img.shields.io/badge/%3f-Ask%20a%20Question-dc9d47.svg)](https://airtable.com/shrXZ61VrovWfXYBg)
+[![Slack Chat](https://img.shields.io/badge/Chat-Slack-ff69b4.svg "Join us. Anyone is welcome!")](https://og-aws.slack.lexikon.io/) [![Ask a Question](https://img.shields.io/badge/%3f-Ask%20a%20Question-dc9d47.svg "Questions help improve the Guide")](https://airtable.com/shrXZ61VrovWfXYBg)
 
 **Table of Contents**
 
@@ -48,7 +48,7 @@ The Open Guide to Amazon Web Services
 
 **Figures and Tables**
 
-[![Tools and Services Market Landscape](figures/aws-market-landscape-240px.png)](#tools-and-services-market-landscape) [![AWS Data Transfer Costs](figures/aws-data-transfer-costs-240px.png)](#aws-data-transfer-costs)
+[![Tools and Services Market Landscape](figures/aws-market-landscape-240px.png)](#tools-and-services-market-landscape) [![AWS Data Transfer Costs](figures/aws-data-transfer-costs-320px.png)](#aws-data-transfer-costs)
 
 -	[Figure: Tools and Services Market Landscape](#tools-and-services-market-landscape): A selection of third-party companies/products
 -	[Figure: AWS Data Transfer Costs](#aws-data-transfer-costs): Visual overview of data transfer costs
@@ -69,7 +69,7 @@ Before using the guide, please read the [**license**](#license) and [**disclaime
 
 **This is an early in-progress draft!** It’s our first attempt at assembling this information, so is far from comprehensive still, and likely to have omissions or errors.
 
-[![Slack Chat](https://img.shields.io/badge/Chat-Slack-ff69b4.svg)](https://og-aws.slack.lexikon.io/) [![Ask a Question](https://img.shields.io/badge/%3f-Ask%20a%20Question-dc9d47.svg)](https://airtable.com/shrXZ61VrovWfXYBg)
+[![Slack Chat](https://img.shields.io/badge/Chat-Slack-ff69b4.svg "Join us. Anyone is welcome!")](https://og-aws.slack.lexikon.io/) [![Ask a Question](https://img.shields.io/badge/%3f-Ask%20a%20Question-dc9d47.svg "Questions help improve the Guide")](https://airtable.com/shrXZ61VrovWfXYBg)
 
 Please help by [**joining the Slack channel**](https://og-aws.slack.lexikon.io/) to talk about AWS (anyone is welcome, even if you only have questions!), [**submitting a question**](https://airtable.com/shrXZ61VrovWfXYBg), or [**contributing to the guide**](CONTRIBUTING.md). This guide is *open to contributions*, so unlike a blog, it can keep improving. Like any open source effort, we combine efforts but also review to ensure high quality.
 
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