Decorating the walls in a rental?

Decorating the walls in a rental?

Hello! I live in an apartment and they aren't cool with me painting, or putting holes in the walls, so I was wondering you you guys have any ideas for decor? I read about using liquid starch to hang fabric, but I'm having a lot of trouble with it! I just hate these nude walls--it echoes in here!
vegetable garden pictures/update

vegetable garden pictures/update

plant/tree and beetle ID

plant/tree and beetle ID

Paste Tomatoes!

Paste Tomatoes!

Summer Solstice, First Harvest

Summer Solstice, First Harvest

Yams – the breakfast of champions

Yams – the breakfast of champions

Care of lemon myrtle

Care of lemon myrtle