diff --git a/README.md b/README.md
index d5f1cb8..7002cff 100644
--- a/README.md
+++ b/README.md
@@ -16,9 +16,9 @@ It shall NOT be edited by hand.
 
 ## Overview
 
-Offer backup storage to a friend.
+Setup a storage space to be used for backup using Borg
 
-The main goal of Borg is to provide an efficient and secure way to backup data. The data deduplication technique used makes Borg suitable for daily backups since only changes are stored. The authenticated encryption technique makes it suitable for backups to not fully trusted targets.
+This app is the "server" part, meant to be installed on the machine providing the backup storage. It is designed to work in combination with the [borg 'client' app](https://apps.yunohost.org/app/borg) installed on a diffent machine.
 
 
 **Shipped version:** 1.2.8~ynh1
diff --git a/README_eu.md b/README_eu.md
index 43bffaa..75d8df8 100644
--- a/README_eu.md
+++ b/README_eu.md
@@ -16,9 +16,9 @@ EZ editatu eskuz.
 
 ## Aurreikuspena
 
-Offer backup storage to a friend.
+Setup a storage space to be used for backup using Borg
 
-The main goal of Borg is to provide an efficient and secure way to backup data. The data deduplication technique used makes Borg suitable for daily backups since only changes are stored. The authenticated encryption technique makes it suitable for backups to not fully trusted targets.
+This app is the "server" part, meant to be installed on the machine providing the backup storage. It is designed to work in combination with the [borg 'client' app](https://apps.yunohost.org/app/borg) installed on a diffent machine.
 
 
 **Paketatutako bertsioa:** 1.2.8~ynh1
diff --git a/README_fr.md b/README_fr.md
index 2ef4cec..0f7c816 100644
--- a/README_fr.md
+++ b/README_fr.md
@@ -16,9 +16,9 @@ Il NE doit PAS être modifié à la main.
 
 ## Vue d’ensemble
 
-Offer backup storage to a friend.
+Setup a storage space to be used for backup using Borg
 
-The main goal of Borg is to provide an efficient and secure way to backup data. The data deduplication technique used makes Borg suitable for daily backups since only changes are stored. The authenticated encryption technique makes it suitable for backups to not fully trusted targets.
+This app is the "server" part, meant to be installed on the machine providing the backup storage. It is designed to work in combination with the [borg 'client' app](https://apps.yunohost.org/app/borg) installed on a diffent machine.
 
 
 **Version incluse :** 1.2.8~ynh1
diff --git a/README_gl.md b/README_gl.md
index 3f1fe14..9f5528e 100644
--- a/README_gl.md
+++ b/README_gl.md
@@ -16,9 +16,9 @@ NON debe editarse manualmente.
 
 ## Vista xeral
 
-Offer backup storage to a friend.
+Setup a storage space to be used for backup using Borg
 
-The main goal of Borg is to provide an efficient and secure way to backup data. The data deduplication technique used makes Borg suitable for daily backups since only changes are stored. The authenticated encryption technique makes it suitable for backups to not fully trusted targets.
+This app is the "server" part, meant to be installed on the machine providing the backup storage. It is designed to work in combination with the [borg 'client' app](https://apps.yunohost.org/app/borg) installed on a diffent machine.
 
 
 **Versión proporcionada:** 1.2.8~ynh1
diff --git a/README_zh_Hans.md b/README_zh_Hans.md
index 60bd91d..7279169 100644
--- a/README_zh_Hans.md
+++ b/README_zh_Hans.md
@@ -16,9 +16,9 @@
 
 ## 概况
 
-Offer backup storage to a friend.
+Setup a storage space to be used for backup using Borg
 
-The main goal of Borg is to provide an efficient and secure way to backup data. The data deduplication technique used makes Borg suitable for daily backups since only changes are stored. The authenticated encryption technique makes it suitable for backups to not fully trusted targets.
+This app is the "server" part, meant to be installed on the machine providing the backup storage. It is designed to work in combination with the [borg 'client' app](https://apps.yunohost.org/app/borg) installed on a diffent machine.
 
 
 **分发版本：** 1.2.8~ynh1
diff --git a/doc/DESCRIPTION.md b/doc/DESCRIPTION.md
index b6fee80..6dc3f46 100644
--- a/doc/DESCRIPTION.md
+++ b/doc/DESCRIPTION.md
@@ -1,3 +1,3 @@
-Offer backup storage to a friend.
+Setup a storage space to be used for backup using Borg
 
-The main goal of Borg is to provide an efficient and secure way to backup data. The data deduplication technique used makes Borg suitable for daily backups since only changes are stored. The authenticated encryption technique makes it suitable for backups to not fully trusted targets.
+This app is the "server" part, meant to be installed on the machine providing the backup storage. It is designed to work in combination with the [borg 'client' app](https://apps.yunohost.org/app/borg) installed on a diffent machine.
diff --git a/doc/PRE_INSTALL.md b/doc/PRE_INSTALL.md
new file mode 100644
index 0000000..e6c47bd
--- /dev/null
+++ b/doc/PRE_INSTALL.md
@@ -0,0 +1 @@
+Note that you should *first* install the other app (`borg_ynh`) on the other machine, and *then* this app (`borgserver_ynh`). After the install of the 'client' app (`borg_ynh`), your friend will be provided with the info, in particular the SSH public key, to be used for this app's installation.