The marketplace of bitcointalk is a great place just like what everybody else said. Be wary of scams though as anybody can/will try scam you here.
Try searching for merchants accepting bitcoin as payments in your place? Maybe there's few of them who does.
marketplace on our forum is a good idea to buy and sell just make sure you are dealing to a trusted and reputable members if not then always ask for an escrow . speaking of escrows , we can also find escrows on the services section of the forum or on the service discusion section . but dont expect that you find every items that you'l looking for , its still a good idea to find an online store that accepts bitcoin . google is your friend friend .
make sure you do a quick research about the site that you will be using , look for reviews and feedbacks . beware of impersonators .
