How to make the wholegreenhouse more solid instrong wind or snow?

1. Dig a trench at the bottom of the frame,bury the bottom steel pipe, and cover it withsoil, putting stones or sandbags ( this way isvery efficient )
2. Use the film clips and ground pegs included
3. Make all the screws in perfectly fixed status
4. Let the whole greenhouse against the wall
5. Keep the door closed when not used