how to milk max possible $$$ from my VPS

I got myself soyoustart (google it, im not allowed to post links yet) gaming server to run a World of Warcraft farm bot 24/7. The purpose of bot is not making money, it is for my personal use

[TABLE="class: data-table noPaddingVerticalCell, width: 1400"]
[TR]
[TH]Processor[/TH]
[TD]Intel i5 4670K[/TD]
[/TR]
[TR]
[TH]Cores/Threads[/TH]
[TD]4 cores/ 4 threads[/TD]
[/TR]
[TR]
[TH]Frequency[/TH]
[TD]3.4 GHz+[/TD]
[/TR]
[TR]
[TH]RAM[/TH]
[TD]16GB DDR3 1866 MHz[/TD]
[/TR]
[TR]
[TH]Disks[/TH]
[TD]120 GB SSD - Samsung EVO 840[/TD]
[/TR]
[TR]
[TH]Network connection[/TH]
[TD]1 Gbps[/TD]
[/TR]
[TR]
[TH]Bandwidth[/TH]
[TD]250 Mbps[/TD]
[/TR]
[TR]
[TH]Traffic[/TH]
[TD]Unlimited[/TD]
[/TR]
[/TABLE]

Specs of gaming server are as above. It has Win Server 2012 R2 installed

With only one WoW client running, most of my resources are being idle/unused.

How would you recommend me to put the server to best use, to make some pocket $$$ or even to pay for itself