Yes, you absolutely can!
Both the Virtual Private Server and Cloud Hosting solutions can be upgraded to suit your requirements by paying the difference, with a 20% discount off all cloud resources.
For example, if you require a VPS with 3 CPU Cores, 6 GB RAM, and 150 GB Disk Storage, all you need to pay for is 1 CPU Core, 4 GB RAM, and 50 GB Disk Storage, minus a 20% discount. A brief list of the additional resource charges is attached below.
Additional Resource Charges (inclusive of 20% discount)
Virtual Private Server, per 1 CPU Core - S$12.00/month
Virtual Private Server, per 1 GB RAM - S$8.00/month
Virtual Private Server, per 10 GB Disk Storage - S$0.80/month
Cloud Hosting, per 1 GB Disk Space - S$0.40/month