Hello @runningproject - nice idea. i hope it works well for you.

I'm in, since I'm a [Little Old Man Running(https://www.google.com/url?q=https://steemit.com/youtube/%40trevor.george/it-s-finally-here-my-new-youtube-channel-little-old-man-running&sa=U&ved=0ahUKEwiW6Om2jt3YAhUBmZQKHSORAMcQFggEMAA&client=internal-uds-cse&cx=011445933062884569876:-jmpkfnkicw&usg=AOvVaw2xHnkgUxh-UAX3PhALvpE_)].

As for running posts, here are a couple:

https://www.google.com/url?q=https://steemit.com/sports/%40trevor.george/video-of-my-race-on-saturday&sa=U&ved=0ahUKEwiW6Om2jt3YAhUBmZQKHSORAMcQFggHMAE&client=internal-uds-cse&cx=011445933062884569876:-jmpkfnkicw&usg=AOvVaw3eRHLU5SIGCAIW_dDJzpga

https://www.google.com/url?q=https://steemit.com/sports/%40trevor.george/the-hutt-river-trail-ultra-marathon-i-survived-it-just&sa=U&ved=0ahUKEwj236zgjt3YAhXIvrwKHfsmDKI4ChAWCAgwAQ&client=internal-uds-cse&cx=011445933062884569876:-jmpkfnkicw&usg=AOvVaw0E7v72mE1-sz0uiuFe4zsX

https://www.google.com/url?q=https://steemit.com/running/%40trevor.george/the-little-old-grey-haired-man-that-could-my-story-of-running-my-first-ultra-marathon-the-wuu2k&sa=U&ved=0ahUKEwiSpr-Aj93YAhWMNpQKHbONABMQFggGMAE&client=internal-uds-cse&cx=011445933062884569876:-jmpkfnkicw&usg=AOvVaw1Kz3Ug_Uwqi8z3rdQ2BBUp

https://www.google.com/url?q=https://steemit.com/running/%40trevor.george/job-done-i-went-running-with-the-taniwha-and-it-nearly-got-away-from-me&sa=U&ved=0ahUKEwj236zgjt3YAhXIvrwKHfsmDKI4ChAWCAUwAA&client=internal-uds-cse&cx=011445933062884569876:-jmpkfnkicw&usg=AOvVaw1jvtUGIG-P8u7BuV-YHkI2

I'm also just about to launch a running game on Steemit, which should be fun.

If I might offer a suggestion - once you get this all kicked off, publish a list of signed up runners so we can follow each other. That will make is easier for us to connect ;-)

I hope it all goes well.