This is a great article on flash fiction, which includes a definition along with helpful hints. This is well worth reading. Enjoy!
Len
By Becky Tuch
Flash Fiction: Stories under 2,000 words. Seems easy enough, right? Just get rid of rambling digressions, eliminate flashbacks, cut extraneous descriptions and presto! Mini-fiction nuggets!
Actually, there’s a lot more to flash fiction than one might initially realize. Part poetry, part narrative, flash fiction–also known as sudden fiction, micro fiction, short short stories, and quick fiction—is a genre that is deceptively complex. At the same time, writing these short shorts can be incredibly rewarding. Distilling experience into a few pages or, in some cases a few paragraphs, forces writers to pay close attention to every loaded conversation, every cruel action, every tender gesture, and every last syllable in every single word.
Read the whole article here: http://www.thereviewreview.net/publishing-tips/flash-fiction-whats-it-all-about
20 Minutes a Day 
Thank YOU, Len. I’m saving this post. Lots of valuable advice to glean here. ❤ ❤ ❤
Yes, this is full of info. Glad you want to save it!
Excellent article, Len. Thank you!!!
On Thu, Feb 12, 2015 at 1:16 AM, Twenty Minutes a Day: A Step Towards a
Hi Len. This is Becky Tuch, editor of The Review Review. I’m glad you found this article helpful. We did not give you permission, however, to re-post it in entirety. I would appreciate if you would excerpt the article and then link it back to its original source, which is The Review Review. Thank you.
So sorry, Becky. Mea culpa! I have done what you asked and will always do an excerpt and a link in the future. Please accept my apology. Len