I have purchased hundreds of items on eBay and also sold some domains ... it is , basically , a safe marketplace as long as you pay attention with whom you are dealing with ...
regarding how to use eBay ... click on "Help" on the top right corner ... there is a whole section about "New to eBay" ... browse and read around that area ... it is pretty organized and informative ...
regarding safety and scams ... see below ...
check the seller's feedback to see ...
- if he has a rather high feedback score , which means that he has bought/sold items successfully with many eBayers in the past ...
- if he/she has negative feedbacks and what they say ... this way you could possibly find out if he is a scammer , if he does send the items out , if he describes the items accurately , if he delays in shipping them , etc ...
- customize the search options on the left of a search page on eBay and make visible the "Completed listings" field and "Items from seller" field ... check previous ended listings with this seller ... if he sells any ... at what prices ... if many go unsold ... etc ...
of course , all the above cannot guarantee that the seller is legitimate ... or that his account hasn't been hacked and a scammer is listing a product with the scammer's PayPal account as the receiving payment method (rare situation , but ...) ... or that a seller who was previously legit , decided to start scamming ...
for anything above $500 , it is suggested that you use
Escrow.com unless it is a cash-on-collection situation where you can check the product ... for your $2000 item escrow is a must ...
eBay promotes Escrow.com for purchases above $500 (
eBay help page about Escrow.com)
this is the
Escrow procedure from the Escrow.com site