They must always be related to the competences of the Master. As an example, some of the tasks that have been carried out in some companies: - Analysis of key figures and management of key variables for their application in the management of the logistics chain. - Stock analysis and optimization of distribution planning. - Analysis and management of the product store offer, follow-up of purchases, sales, rotations and product budgets. - Analysis, evaluation and implementation of strategic actions for the company - Accounting and administrative support. Support to work of management of the company. - Support in account management of the e-commerce channel. - Support in administrative, management and collaboration tasks in the tax and tax area. - Assistance to the management of branding. Marketing and communication tasks - Customer service, drafting and presentation of legal-labor reports, monitoring of contracted companies. - Accounting for collections. Design of control policies and debt management resolution. Support to the accounting department, credits and collections. Monthly accounting close. - Monthly accounting of accounts, collaboration in audits, resolution of incidents, support in treasury, etc. - Design and implementation of marketing actions, establishing a relationship with national and international clients, dissemination in social networks of the company's news - Market studies, entrepreneurship, development of new products, negotiation with subcontractors, executive management. - Functions related to the HR and marketing department. - Management of the distribution of products analysis of ratios and management variables in order to locate the merchandise in the optimal points of sale. - Stock management, operating account, continuous inventories, monitoring, document management and billing. - Management of international import and export traffic. - Financial analysis. - Implementation of CSR actions. - Implementation of lean manufacturing methodologies in the production process. - Marketing, web positioning, sales strategies, billing, etc. - Carrying out international market studies. Support in the quality area. - Strategic management tasks of marketing, administration and accounting of the company. - Tasks related to quality management, correction of incidents, monitoring compliance with quality specifications, purchases and planning.