You can send bitcoins to multiple addresses with one transaction by pressing the '+' button in the right-hand corner of the Send page. You can also choose to add There is 4 different levels of priority (high, normal, economy, low) and the fee amount and estimated confirmation time is based on service.
12 Sep 2017 Estimating the correct fee for a given circumstance is therefore difficult, but it's a really important aspect of having a usable system. If your fee estimation is too high, then you're wasting money every time you send a Bitcoin transaction. If it's too low, then you won't get your transaction confirmed as quickly as