310 SELLING LATIN AMERICA 
quick transportation service of to-day are un 
wise and unnecessary. Under no conditions 
should more than six months time be allowed 
and that only for some special line dependent 
upon some future contingency, such for in 
stance as crops—agricultural machinery be 
ing a good illustration. Staples and necessi 
ties require less time to dispose of and ninety 
days should be ample. If possible it might be 
wise to get the customer to agree to pay one- 
third of the invoice on receipt of shipping doc 
uments and the balance in sixty or ninety days. 
On overdue accounts, the Latin American 
merchant has always been accustomed to pay 
a good rate of interest.