We registered this great domain in year-2002 making name well-aged and giving extra value. There are more than 118,000 results in Google on a "trading seminars" search.
Some popular related searches are on; trading seminars, futures seminars, commodity seminars, stock seminars, forex trading seminars, online trading seminars, free seminars, option trading seminars, stock option seminars, seminars
TradingSeminars.com is available and on-sale due to its owner retiring soon. In fact, a desire for retirement income is a reason the owner can do an interest-free monthly payment plan (and a buyer's benefit).
P.S. No worries about using the domain while paying. You will have the same use as if you paid purchase price up-front, and be able to use your own DNS immediately upon making your first payment.