Hello community Steemians help me with this doubts

You are the best leaders, can help me with this doubts

1. How to selecting rewards ? how faq this default 50%/50%, power up 100% and Decline Payout

2. how to use the Steem blockchain explorer Steemd and SteemDB.

3. how the wallet page works and transferring Steem/SBD.
   Using Mobile App @esteem

4. How to use Blocktrades.us for quick exchanges and crypto trading platforms such as Bittrex. and if we want to use poloniex fees is 10% in 0.0001 and comparition with bittrex 0.001

5. How to power up, power down and cash out.

6. How we can make a withdraw for our wallet bitcoin using all the process since Steemit plataform to our wallet

I sorry for bother you with my question, but I believe that you are a leader here and you may be have the answers

@firepower ( You created my doubts in your post )

@jerrybanfield

@craig-grant

@trevonjb

@hr1

@good-karma

@allfabeta

@alphacore

@always1success

@anyx

@avilsd

@blueorgy

@bottymcbotface

@cervantes

@cryptoctopus

@cryptos

@deanliu

@gaman

@joele

I sorry but in the time that I have on Steemit I see your quality and quantity of followers and I consider that you are leaders here