	*--*[*no-*]*allow-downgrade*::
		Whether to allow downgrading installed resolvables.

	*--*[*no-*]*allow-name-change*::
		Whether to allow changing the names of installed resolvables. Setting this to *no* will not replace packages which have been renamed.

	*--*[*no-*]*allow-arch-change*::
		Whether to allow changing the architecture of installed resolvables.

	*--*[*no-*]*allow-vendor-change*::
		Whether to allow changing the vendor of installed resolvables. Setting this to *no* might be useful if you do not want packages from foreign repos being changed to the distributions version (or vice versa).	
