How can you tell if a card is worth grading?

[d2t]

Any thought guys?

I don't wanna send away a card only for it to be a 6 or 7

Cheers

 

[boosta]

Start with this - http://www.ebay.com/gds/Complete-be...-/10000000003819455/g.html?afsrc=1&rmvSB=true

 

[d2t]

Cheers that was a good read