"As of writing this a price of Bitcoin is 14750 USD. The BID is $14733.000 and the ASK is $14760.000."
In this case you can bid $14734.000 and get your btc $16 below the current price, you're order won't execute immediately like it would if you offered the ask price. Having a large spread is not necessarily a bad thing, pros and cons.
RE: Trading Bitcoin to Increase your chances of success (Beginners) Part 1