The bund shall have power to receive into membership societies, either incorporated or unincorporated, existing either within or without the state of Michigan, and individuals residing either within or without the state of Michigan; and the bund shall have power to receive into membership individuals who are not affiliated with any local society: Provided, however, That only societies shall participate in the selection of delegates to the convention and only delegates shall vote for officers and trustees. All members of each local society, which is a member of the bund, shall thereby ipso facto be members of the bund: Provided, Such members originally possess and continue to possess the necessary qualifications. Such corporation shall have full power to change its constitution and by-laws, and make, establish and change rules and regulations, none of which shall be repugnant to any law of this state, for regulating and governing the affairs and business of said corporation, and for the admission and expulsion of members and societies composing the same, and for the organization and admission of new or additional societies to membership in said bund, and to designate, elect or appoint from among the members of the societies forming and belonging to such corporation such officers, with such duties as the constitution and by-laws of such corporation may from time to time prescribe. The constitution and by-laws of said corporation may be amended from time to time in such manner as may be provided by such corporation.