Okay. Well thanks to all for your help and explanations. Things are a little clearer now 
Any suggestions of an exchange that I can use as an alternative?
That depends on where you are located. Good suggestions for Europe would be Bitstamp and Kraken. US would be Circle and Coinbase I guess. Others may have better input on this matter as barely use exchanges. You could also use the search function to find old discussion regarding this topic. Any suggestions of an exchange that I can use as an alternative?