Battery up keep? Tips! How too's...

Any tips on keeping the battery healthy  for longevity of it? keep it topped off? run it all the way down first? What is the expected lifespan of the internal battery? How do I get the most life out of it? I sure hope it will last a few years anyway! Thanks! George 

Google is your e-friend

Just to save the Wiki servers, here’s an overview:

Plug it in every night, and deep-cycle it once a month. :) 

Thanks Silver Zero,

Now that’s something I can understand!  George