https://polkadot.js.org/apps/#/
Go to Settings -> Custom Endpoint
In "remote node/endpoint to connect to", type ws://127.0.0.1:9944/ (note: will change!)
Click "Save & Reload"
Go to Accounts
Click "Add Account"
Give it a name (this is only local)
Enter a password
Click "Save"
Click "Create and Backup Account"
Save the generated JSON file. You can use this along with the password to regenerate your account later (although it will only contain DOTs on this blockchain)
Post your address (NOT your mnemonic phrase! Keep that secret!) as an issue on this gist and I will send you some DEV DOTs.
Click on Democracy -> Democracy Overview
Look at "Referenda" tab
Click "Vote" on referendum you wish to vote on
Two choices -> "Aye, I approve" (yes) or "Nay, I do not approve" (no)
Click Sign and Submit
Note that it needs supermajority to pass
If it passes, will take effect 20 blocks after end of voting
Click on Democracy -> Submit Proposal
Select the user you wish to propose as (note: they will need some DEV DOTs)
Under "Propose", select "balances"
Next to that, select "setBalance"
For who: Address, enter your address
For new_free, type 99999
For new_reserved, leave it at 0
For value, set it to 10 (this is the minimum to propose - you will get it back later)
Click Submit, then Sign and Submit
Go to Democracy -> Democracy Overview
Click on "Second"
You can add your own DEV DOTs to make it more likely your proposal will become a referendum. Currently only one referendum is active at a time (per launch period)
Click Council