The ME power:

enables you to fully customize your xat.me profile with almost no xat branding, by replacing everything with a small xat planet in the bottom left corner and a popup menu.
expands CSS space to 10240 bytes.
does NOT require days to enable "Advanced mode", nor does it require days to update profile css/content.
To enable the above features, check "Advanced mode", while editing your xat.me profile (see example 1).

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Enables you to fully customize your xat.me profile with almost no xat branding. Complies xat's copyright with a small xat logo that appears on the bottom right of your screen.
CSS (Cascading Style Sheets) expands to 10,240 bytes.
You are NOT required any days to use the (ME) power at all.
To enable the above features, check "Advanced mode", while editing your xat.me profile (see example 1).

http://util.xat.com/wiki/index.php?title=Me