Intro tweaks

README.md

@@ -4,7 +4,7 @@ This workshop is a hands on lab for building an AgroTech solution using [Azure I
 
 The final project that will be created is an internet connected device with environment sensors, that connects to a set of services that will store the telemetry data and predict the weather using [Azure Maps](https://azure.microsoft.com/services/azure-maps/?WT.mc_id=agrohack-github-jabenn). This weather prediction will be combined with soil moisture data, and used to send a signal back to the device to indicate if the plants need watering, and this will be indicated by an LED, lit if the plant needs watering.
 
-Most of this implementation will a no-code solution, [Azure IoT Central](https://azure.microsoft.com/services/iot-central/?WT.mc_id=agrohack-github-jabenn), an IoT Software-as-a-service (SaaS) platform. There will be some coding required, and this will all be in Python.
+Most of this implementation will use a no-code IoT platform called [Azure IoT Central](https://azure.microsoft.com/services/iot-central/?WT.mc_id=agrohack-github-jabenn), an IoT Software-as-a-service (SaaS) platform. There will be some coding required for the connected device, and this will all be in Python.
 
 ## Getting started
 
@@ -34,6 +34,10 @@ Like all good IoT labs, you will need hardware to make this work. You will also
 
   ![A grove led socket kit](./Images/Grove-White-LED-p-2016.jpeg)
 
+* [Grove cables](https://www.seeedstudio.com/Grove-Universal-4-Pin-20cm-Unbuckled-Cable-5-PCs-Pack-p-749.html) to connect the components
+
+  ![Grove cables](./Images/Cables.jpg)
+
 ### Software
 
 You will need to install some software to be able to program the Raspberry Pi and create the various parts of this app
@@ -63,9 +67,11 @@ You will need to install some software to be able to program the Raspberry Pi an
 
 ### Azure account
 
-To use Azure services you will need an Azure subscription. If you don't have a subscription you can sign up for free at [azure.microsoft.com/free/](https://azure.microsoft.com/free/?WT.mc_id=agrohack-github-jabenn). You will need a credit card for verification purposes only, you will not be billed unless you decide to upgrade your account to a paid offering. At the time of writing the free account will give you US$200 of free credit to spend on what you like in the first 30 days ($100 for the student account), 12 months of free services, plus a load of services that have tiers that are always free.
+To use Azure services you will need an Azure subscription. If you don't have a subscription you can sign up for free.
+
+* If you are a student aged 18 and up and have an email address from an academic institution, you can sign up for the free Azure for Students offer at [azure.microsoft.com/free/students](https://azure.microsoft.com/free/students/?WT.mc_id=agrohack-github-jabenn) without a credit card. At the time of writing this gives you $100 of credit to use over 12 months, as well as free tiers of a number of services for that 2 months. At the end of the 12 months, if you are still a student you can renew and get another $100 in credit and 12 months of free services.
 
-If you are a student aged 18 and up, or teacher and have an email address from an academic institution, you can sign up for the free Azure for Students offer at [azure.microsoft.com/free/students](https://azure.microsoft.com/free/students/?WT.mc_id=agrohack-github-jabenn) without a credit card. At the time of writing this gives you $100 of credit to use over 12 months, as well as free tiers of a number of services for that 2 months. At the end of the 12 months, if you are still a student you can renew and get another $100 in credit and 12 months of free services.
+* If you are not a student, you can sign up at [azure.microsoft.com/free/](https://azure.microsoft.com/free/?WT.mc_id=agrohack-github-jabenn). You will need a credit card for verification purposes only, you will not be billed unless you decide to upgrade your account to a paid offering. At the time of writing the free account will give you US$200 of free credit to spend on what you like in the first 30 days, 12 months of free services, plus a load of services that have tiers that are always free.
 
 ## The workshop