Rust Repair...am I doing this right?? need some guidance

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Okay we seems like my 94 has some rust on the rocker panels :/ So this was what it looked like when I bought it a few weeks back... http://img.photobucket.com/albums/v499/redphoenix/MR2/2012-12-28144428.jpg So I took a wire wheel and removed all the garbage... http://img.photobucket.com/albums/v499/redphoenix/MR2/2012-12-28144916.jpg Realized that its now a giant hole... cut out the rest of the rust... http://img.photobucket.com/albums/v499/redphoenix/MR2/2012-12-28202825.jpg