EST
https://wiki.itcollege.ee/index.php/VPN
https://wiki.itcollege.ee/index.php/VPN_%26_SVPN
https://wiki.itcollege.ee/index.php/VPN_Reconnect

ENG
https://wiki.itcollege.ee/index.php/VPN_(English_version)

https://vpnpick.com/category/bestvpn/

Some free VPN services
https://www.vpnbook.com/
https://security.stackexchange.com/questions/43199/is-it-safe-to-use-vpnbook-or-similar-sites
http://alternativeto.net/software/vpnbook/

https://torrentfreak.com/proxy-sh-vpn-provider-monitored-traffic-to-catch-hacker-130930/