How to get Google Places API key

• Go to your Google Console: https://console.developers.google.com/apis/dashboard?pli=1
• Click “Create Project” or “Select Project” button
• Create new project or select existing
• On the project page click “ENABLE APIS AND SERVICES”
• Type “Places API” in the search area
• Select the first result “Places API” and click “ENABLE” button
• On the ‘Places API’ page select “Credential” tab and “Create credential” / “API key” option
• Copy created API key

Here is a video tutorial of how to get your Google Places API Key.