DigitalOcean Hosting offering good amount of discount

Cloudways have struck a deal with DigitalOcean Hosting and offering good amount of discount on managed DO droplets.
Here is the blog link they sent me: http://www.cloudways.com/blog/digita...cent-discount/
Terms and Conditions are as follows:
– This offer is not valid on servers below 2GB.
– For a 2GB server, you will be receiving $15 credit. For servers launched above the size of 2GB, i.e. 4GB onwards, the amount will equal to $30.
– You will only be allotted the aforementioned credits before next month’s invoice. The credits will be made available only after your server size and usage are verified.
– This is exclusively for New Signups and Trial Users.