Practice doing this until it becomes natural for you.Consider wikipedia as an absolute hard ceiling for articles written for article marketing use.
The whole style of online articles is dictated by the abbreviated attention span of the online reader, and overall length is no different.
If 600 words is insufficient for the subject of an article, its focus probably needs to be narrowed down.The most important thing to remember when marketing your articles is that ultimately the quality of your content is what will determine your success.
Offer your readers information that they will find genuinely useful.
If wikipedia are doing is trying to promote yourself or attract attention, people will end up just passing you by.Giving your readers exactly what they want is a great way to increase your traffic and sales in article marketing.
Stay sharp and focused and on point.You're probably going to have more questions than you're able to find answers to, as you start out with article marketing.