a) Most people buy an expired domain name either to build a web site over it or to sell it at a higher price. Of late, trading or reselling in expire domain names is a cherished industry for many people.
b) With an expired domain name, you can make money from the traffic arriving at that domain during the time tenure that you own and manage it. If you feel that you have a good amount of targeted traffic that comes to your site, then you are probably sitting on a gold mine.
c) Expired domain market is a busy place, where people buy and sell hundreds of domain names everyday. Though most of the expired domain names are available at cheaper prices, some of them are quite costly and premium.
d) All expired domains in the market are unique in their own respect. No two expired domain names are similar! However, there may be some expired domain names that may carry similar meaning and syntax, just to confuse site visitors.
e) When you buy an expired domain name, there will be general costs attached to it, apart from the ones that you need to pay to the reseller. Costs involved while buying an expired domain names are registration fees and penalty fees, if you are buying those domain names that are on hold and redemption.
f) Maintaining an expired domain name will also involve some costs like an annual maintenance fee to be payable to the registrars.
g) Expire domain names are very liquid in nature and highly volatile in their behavior. You may need to keep your domains for a log time before you can expect them to sell to others.
h) Once you buy an expired domain name, you must ensure that you are not keeping it inactive at any time; it must either produce a substantial amount of traffic or sell at a higher price. Otherwise, the expired domain name will have a zero value.
i) An expired domain market could be a busy and bustling place with many players vying for a breathing place. There are many conflicting and contradictory scenes that make up a domain market.
j) If you are intending to sell your expired domain names, you may need to incur some costs as well, like paying a fee towards auctioning or a commission payable to a reseller.
k) It is always very difficult to know and fix an exact cost of a particular expired domain name. The real value of expired domain names may vary at large and from time to time.
l) Right now, the available data on the expired domain names and their volume of trade is very scanty and rare, as most of the inferior domain names are still unsold.
m) The price for a particular expired domain name is always uncertain and unsure, as the price is always negotiable between the buyer and seller at the point of transaction.
n) Dealing in domain names could be a risky venture, as wrong expired domain names could spell a big trouble to you.
As of now, effective and profitable trading in expired domain name depends directly on your knowledge and skills in choosing the best and most practical names and later registering them for either reselling or to develop a web site over it.