If you are new to Ebay.com.au there are a few crucial guidelines which will ensure that you will be happy with your purchase and whole Ebay experience. If you have found a product which appeals to you then it is a smart plan to research both the product and the seller of the item. Product reviews which can easily be found using a Google "product review" search, this resource is invaluable due to the fact you can view its quality from various perspectives (company/personal), and hopefully view the user reviews from people who have owned the product. This guideline is effective because you can view a variety of opinions which may answer those questions you have, and that may make you hesitant about bidding.
The 'Ask the seller a question' option in Ebay can assist also. Knowing the products history can deliver peace of mind. Reading the product description from the seller also gives you the ability to compare the sellers view point to another description (usually found in a review). Most importantly of all this type of research can give you an idea of its RRP or usual second-hand price. Ask the question to yourself: 'Is this too expensive?' , 'Does this product have a good resell value?'. Your research into the product is the best way in which to be as confident as you can be about bidding.
Remember: Review the product - Review the Sellers history - Ask the seller any questions - Enjoy your Bidding!