If I click on My Discussions and point the mouse to the right of a thread, an arrow pops up allowing me to go to the last page of that particular topic. 

Things happen, tenant lost job, major expense pops up, job transfer, that is beyond your control.

I'd ask who they bank with and if they have a billpayer set up or Pop money.

Also, if you want to mention someone in a post, type the @name and then a list pops up at lower left, click on to the name and it will be highlighted (such as yours on this post) then that person is notified they were mentioned.

and look for a list to pop up below the text box where you're typing. 

Lastly you could always let your earnest money go and pop out, however seller could still sue you for punitive damages. 

If you are the one that pops up and have good reviews, you will be the first they call.

He suggested that if any emergencies "popped up" to use my credit cards to fund that while keeping the liquid on my debt.

and all the names of those in that post will pop up, click on the name of the person, and it's highlighted!

I have seen deals that popped on the MLS to only be gone in minutes that were NEVER even advertised before and it didn't matter who was selling them either.