I have a Yardmaster Metal Shed 12 x 10 ( See product via link: https://www.diy.com/departments/yardmaster-shiplap-metal-shed-1012tbsl/5013546036537_BQ.prd) I want it assembled on a concrete slab flooring as shown un the pictures. Please make offers only after downloading and reading the instruction manual from this link. Instruction Manual: https://cdn.manomano.com/files/pdf/12572213.pdf