How about the passive way of buy and hold of equity indices eg via Straits Times ETF or SIMSCI futures. That should involve minimal work.
For risk free, there are SGS bonds and Savings Bonds.
I have been using DigitalOcean for about a year.
- Their pricing is indeed that competitive
- Their SSD servers are fast.
- They are really easy to set up.
- Uptime is really good
For linux VMs, I switched from AWS to DigitalOcean and never went back to AWS.
For windows VMs, I am still using AWS