%0 Journal Article %T Homotopy theory of relative simplicial presheaves %A Boris Chorny %J Mathematics %D 2013 %I arXiv %R 10.1007/s11856-014-1133-9 %X We show that a category $\mathscr{M}$ equipped with a model structure defined by a proper, locally small class of orbits $\mathscr{O}$ is Quillen equivalent to the category of small relative presheaves $\mathcal{P}(\mathscr{M},\mathscr{O})$. %U http://arxiv.org/abs/1310.2932v2