Setup CloudFlare
https://www.cloudflare.com
Sign up for a cloudflare account if you haven't already.
Add a domain and have it scan any existing DNS records.
After it scans, click through to see the imported DNS records. Verify the records are accurate by comparing them to the previous configurations.
Select your plan info.
It will then tell you to visit your registrar and change the Nameserver info to what cloudflare advise
Transfer the Cloudflare account to the client
Recommended configurations
Speed
Auto Minify
Accelerated Mobile Links
 Firewall
Reduce "Security Level" from High to Medium (the recommended value)
Crypto
Full SSL (strict) (because CF recommends using it)
Always use HTTPS
Automatic HTTPS Rewrites (just in case we accidentally introduce an HTTP resource)
Scrape Sheild
Turn _off_ "Hotlink Protection"