addons/sales_team/security/ir.model.access.csv

   1 id,name,model_id:id,group_id:id,perm_read,perm_write,perm_create,perm_unlink
   2 access_crm_case_section,crm.case.section,model_crm_case_section,base.group_user,1,0,0,0
   3 access_crm_case_section_user,crm.case.section.user,model_crm_case_section,base.group_sale_salesman,1,0,0,0
   4 access_crm_case_section_manager,crm.case.section.manager,model_crm_case_section,base.group_sale_manager,1,1,1,1