What is the purpose of leasing your EOS and to who?
The purpose of leasing EOS is to create a market that facilitates a more efficient allocation of network resources by decoupling the various uses of the EOS token.
For instance, some users may hold EOS for voting or speculating, while others may need EOS to access the network bandwidth (CPU and NET.) ...
Once you have buy REX token you just have to wait for the rex token price to goes up in the market with this formula
REX price = (Total Lent + Total Unlent) / Total REX
To withdraw the dividend you would have to calculate and sell just the amount of the REX price that has been added to your REX total
I think the extra REX is calculated live, so you get ...
Best is EOS Authority's portal:
They have a video as well:
The architecture of the contract is so that you cannot lose your initial input unless the contract is somehow hacked. When you stake to REX your balance will lower in blocks for your staked CPU amount. You receive REX ...