/claim. Once you are in the claim mode, all you need to do is click two points to mark opposing corners.
/claim. Once you are in the claim mode, all you need to do is click one of the claim's corners and then click a new point to expand the claim.
/claimsettings. Once in this GUI, click on the player skull labeled "Per Player Settings" and look for the player you wish to Trust. You will now have another GUI open in which you can modify a bunch of different things for the user to access.
/claimsettings. Once in this GUI, click on the compass labeled "Global Claim Settings", you can now modify a bunch of different permissions for every member on the server.
/subclaim, which puts you into the sub-claim mode. Each sub-claim can be done exactly the same as how a normal claim is done, but it has to be within your own claimed area. The sub-claim areas are marked with green, while your entire claim is marked with white.
/claimsettingscommand, you will need to click the book and quill labeled "Sub-Claims" to give trust/access to only that sub-claim instead of your entire claim.
/claimEnters/Exits claim mode to claim land.
/subclaimEnters/Exits subclaim mode to create subclaims in your land.
/claimsettingsEnters the claim settings GUI to modify your claim.
/eject <player>Ejects a player from the claim you are standing in.
/unclaimsubclaimRemoves the subclaim you are standing in.
/show claimsShows all surrounding claims within 6 chunks.
/show subclaimsShows all surrounding sub-claims within 6 chunks. [Requires access to view-subclaims trust]
/hideclaimsHides all visible claims.