"Walter R." wrote

Sometimes it is helpful to display a photo in
conjunction with a query at this NG.
What is the simplest and cheapest way
to show an image pertaining to a post?

Easiest way is to go to http://hotlinkit.tk/ upload
your images then copy the link to the images and paste
them here.

Like this:

http://www.yourimg.com/?img=05/216/00/bicycle.jpg

If the link doesn't work then here are mo
http://www.yourimg.com/
http://www.imageshack.us/
http://www.imagesubmit.com/