Abstract: The article studies the methodological issues related to assessing the information systems for the indexation and analysis of information available on the Internet. The comparative analysis of such information systems can be performed only after we define in advance assessment indicators and experts determine their levels of significance (weighted coefficients) in addition to providing access to the necessary data sources. In this research, the latter are represented by a number of Internet resources, which provide characteristics and information about the architecture solutions effective on the market nowadays. As a result of the determined weaknesses and disadvantages of the implemented systems, the last part of the research offers a concept for the development of a similar information system. Based on this, the article outlines the advantages of this concept in comparison with the existing alternative solutions.
Abstract: Mobile technologies have entered modern business faster and more extensively, as a result of which it becomes more flexible, dynamic, communicative and effective. This article outlines the prerequisites, capacity and forms of application of mobile technologies in business. It presents the most popular mobile services, which facilitate the constant contact with suppliers, customers, contractors and the personnel of companies. It also delineates the trends and perspectives of the devel¬opment of mobile business.
Abstract: Present – day mobile and electronic payment systems, like all innovative solutions, do their best to meet the requirements of the business by being in line with its technological capacity. Online payments have a number of benefits not only for the banks and institutions that implement them but also for the clients and sales companies that use them to do their business.
The purpose of the article is to outline the features of mobile and electronic payment systems that permit them to be one of the most promising and rapidly developing means of payment in Bulgaria. The study will also analyse their strengths and weaknesses and will clearly define the opportunities and threats of their application. This will be accomplished by taking into account the current political and social conditions in Bulgaria.