If one of the participants assumes the role of BUYER FOR THE GROUP,
add (BUYER) next to name in the AGREEMENT. (S)He is in title to an additional fraction
from each member of the group. EX.

SCHOOL PARENTS BUYING BOOKS AND SCHOOL  SUPLIES   OR

If the group is 30 members including the BUYER.
(S)He, Will received a contribution of 1/29 from each member of the group,
for logistical services and packaging goods, and for creating a satisfafaction
roster, which each member Will sign for received goods.

NEIGHBORDS BUYING TOGETHER AT COSTCO OR HOMEDEPOT  

Each member of the group makes deals that best suit them