diff --git a/.idea/codeStyles/Project.xml b/.idea/codeStyles/Project.xml
index 1f3317b..5fc93d9 100644
--- a/.idea/codeStyles/Project.xml
+++ b/.idea/codeStyles/Project.xml
@@ -9,7 +9,7 @@
-
+
diff --git a/img/token_confirm.jpg b/img/token-confirm.jpg
similarity index 100%
rename from img/token_confirm.jpg
rename to img/token-confirm.jpg
diff --git a/img/token-nihlogin.jpg b/img/token-nih-login.jpg
similarity index 100%
rename from img/token-nihlogin.jpg
rename to img/token-nih-login.jpg
diff --git a/obtaining_a_token.md b/obtaining_a_token.md
index e3df337..03963ea 100644
--- a/obtaining_a_token.md
+++ b/obtaining_a_token.md
@@ -1,123 +1,101 @@
-
+# Obtaining a token to access dbGaP data
-## Obtaining a token to access dbGaP data
+The following describes a simple web application to obtain a "passport" or token to access controlled access data via programmatic interfaces (APIs). It requires you to log in to dbGaP and download a file containing a token which can be used in calls to the APIs.
-The following describes a simple web application to obtain a "passport" or token to access controlled access data via programmatic interfaces (APIs). It requires you to log in to dbGaP and download a file containing a token which can be used in calls to the APIs.
+## Note on use of controlled access data
-### Note on use of controlled access data
+Your access to controlled data is granted under a project previously
+submitted by an investigator. You, the user, may be that investigator, or have been designated by that investigator as a 'downloader'. The specific terms of use are described in a Data Use Agreement. Please ensure you are familiar with the terms of use.
-Your access to controlled data is granted under a project previously submitted by an investigator. You, the user, may be that investigator, or have been designated by that investigator as a 'downloader'. The specific terms of use are described in a Data Use Agreement. Please ensure you are familiar with the terms of use
+## Obtain a token or passport
-
-
-### Obtain a token or passport
-
-In a web browser, open the following link to open the Power User Portal
+In a web browser, open the following link to open the Power User Portal
https://dbgap.ncbi.nlm.nih.gov/cda/dbGaPLogin/
-You may request a passport or a task specific token. Each may be used as follows:
+You may request a passport or a task specific token. Each may be used as follows:
-#### Passport
+### Passport
-May be used with the NCBI Data Repository Service (DRS1) to access files.
+May be used with the NCBI Data Repository Service (DRS1) to access files.
- Click **Get My Passport**.
- Go to **Login** below
+### Task Specific Token
-#### Task Specific Token
-
-May be used with NCBI DRS or FHIR server.
+May be used with NCBI DRS or FHIR server.
Scroll down to the "RAS - Obtain a dbGaP Task Specific Token"
-
+
- Click Get **Task Specific Token** - Go to **Login** below
-
1DRS is a standard published by the Global Alliance for Genomics and Health (GA4GH).
-## Login
-
- Whether you picked Passport or Task Specific Token you will be asked to log in using the appropriate method depending on the organization you work for.
-
-
+# Login
+Whether you picked Passport or Task Specific Token you will be asked to log in using the appropriate method depending on the organization you work for.
+
The next steps depend on whether you are obtaining a Passport or TST.
-### Passport
+## Passport
After logging in Click **Download** to save the passport to a local file according to how your web browser is set up to handle downloads.
You have now obtained the passport required by the API you wish to use it with.
-### Task Specific Token
+## Task Specific Token
-Select the dbGaP project you wish to work with and download the token as follows.
+Select the dbGaP project you wish to work with and download the token as follows.
### Select dbGaP project
-The one or more dbGaP projects under which you have been granted access will be listed.
+The one or more dbGaP projects under which you have been granted access will be listed.
-For each project the investigator will have requested access to certain dbGaP study consent groups2. Click the checkbox next to the project you wish to work with.
+For each project, the investigator will have requested access to certain dbGaP study consent groups2. Click the checkbox next to the project you wish to work with.
-2a consent group is a group of subjects within a study who consented to use of their data under particular terms.
+2A consent group is a group of subjects within a study who consented to use of their data under particular terms.
#### Single project displayed
For most users only one project will be displayed. In this case you may simply select the project and click **Submit**.
-Note: the individual study consent groups within the project will be displayed, and all are pre-selected. It is currently possible to select only specific study consent groups - but this is generally unnecessary. In the interests of simplification this feature will be removed in future.
+Note: the individual study consent groups within the project will be displayed, and all are pre-selected. It is currently possible to select only specific study consent groups - but this is generally unnecessary. We will remove this feature in the future to simplify the interface.
#### Multiple projects displayed
In the case where more than one project is available the following apply:
-It is possible to make selections of consent groups from more than one project. In general you should avoid this. Access to studies was granted according to the purposes of the submitted project. Combining data from studies across projects may be outside the terms under which access was granted.
+It is possible to make selections of consent groups from more than one project. In general, you should avoid this. Access to studies was granted according to the purposes of the submitted project. Combining data from studies across projects may be outside the terms under which access was granted.
-
+
- Scroll down and select **Submit**.
+Scroll down and select **Submit**.
-## Select token duration
+### Select token duration
Choose how long you would like the token to be valid, and click **Submit**.
-
-
-
+
-## Confirm details
+### Confirm details
Click **Confirm** if you are happy with the selections made.
You may click **Re-Select** to return to the project selection page
-
-
-## Download
-
-Click **Download** to save the token to a local file.
-
-
-
-
-
-
-
-
-
- Use the downloaded token with the API you wish to use. Consult the API documentation for how to include the token in your request to the API.
-
-------
-
-
+
+### Download
+Click **Download** to save the token to a local file. Ensure only you can access the file.
+
+Use the downloaded token with the API you wish to use. Consult the API documentation for how to include the token in your request to the API.
+---