There are multiple ways one can make 1000 dollars fast, but each will need varying levels of skill in certain activities. If a person has a sufficiently analytical mind, and is also able to write in a convincing manner, it could be possible to earn money doing what is known as affiliate marketing.
Affiliate marketing (otherwise known as internet marketing) is where a person markets the products of another individual or company online. Every time somebody buys one of the company's products, and that sale is attributable to the affiliate marketer in question, they will earn a commission. With the right mix of skills, this can be a way to earn money quickly. However, it should be noted that - as with all similar ventures - not everybody is able to significant money using this method.
Choosing a product, or group of products, to market involves researching the demand for those products by using a number of online tools. Your primary goal is to check that enough people search for these products (using the product name and related words as search keywords) each month to ensure it worth your time to promote. You also need to check that the competition is not too fierce. This type of research is outside of the scope of this article, but there are copious amounts of information on the subject online.
After choosing your products and keywords, a 'review'-type site will be set up. By placing advertisements (in the form of pay-per-click ads) on search engines and other sites, visitors will start to arrive at your site and read your product reviews.
If they are sufficiently interested in what you have to say, they may click on the product link, which will take them to the merchant's (the company whose products you are promoting) website. If they then purchase products, you will earn commission.
Using this method it is possible to make 1000 dollars fast. However, remember that this is not for everyone. Implement a marketing campaign poorly, and you stand to lose a lot more money in advertising fees than you make in commissions.