Loans or Receivables are a sizeable part of current assets and have an important influence on the survival of the company, to be able to manage receivables properly an information system is needed. The information system in question is to secure and control receivables from irregularities, errors, it is necessary to have a good information system for receivables. To control receivables can also use the aging method of receivables. With the management of the Loan Data Accounting Information System with the Age of Accounts Receivable Method, it will be easier to calculate the age of customer receivables. The required data information will be obtained more quickly and it is hoped that there will be no delay in presenting the required reports. To further researchers, the authors suggest that they can develop the program that the author designed into a more perfect program and a wider scope of program scope.

KSP (Koperasi Simpan Pinjam) Makmur Mandiri bergerak dalam usaha perkreditan yang menyediakan pinjaman atau kredit sebagai mana koperasi pada umumnya. Sistem penerimaan pinjaman dalam KSP Makmur Mandiri yang sedang berjalan dilakukan dengan cara calon peminjam datang ke lokasi koperasi dengan mengajukan peminjaman kemudian karyawan mendata peminjam ke dalam form rekomendasi anggota setelah itu form rekomendasi anggota tersebut diberikan kepada pimpinan koperasi.
Masalah yang terjadi pada KSP Makmur Mandiri adalah kehadiran pimpinan koperasi yang sering tidak ada di koperasi, sehingga pengajuan pinjaman yang ada di koperasi menumpuk dan tidak dapat segera di tentukan hasil kelayakan pinjaman. Selain itu masalah yang juga terjadi di koperasi adalah penilaian yang dilakukan pimpinan dalam menentukan kelayakan pinjaman masih bersifat subyektif yaitu hanya memberikan keputusan layak atau tidak seorang peminjam, tanpa memperhitungkan persentase nilai kelayakan pinjaman  tersebut.
Solusi untuk menyelesaikan masalah ini maka dibuatlah sebuah keputusan penentuan kelayakan yang mampu membantu pimpinan dalam proses penilaian dan memberikan perhitungan tepat dalam menilai kelayakan pinjaman. Metode yang dapat mendukung keputusan adalah Fuzzy logic, karena penilain yang bersifat subyektif atau non-linear dapat dimodelkan dan dihitung secara tepat.

Kaliwungu Dream Building Shop is a business engaged in the sale of building materials and building-producing tools. This trading business sells various materials and tools for building buildings such as sand, cement, nails, paint, hammers and so on. The Dream Building Shop was founded by Mr. Zaenal, whose address is Jalan Raya Sekopek No. 10 Sarirejo Kaliwungu, Kendal Regency.
Kaliwungu Dream Building Shop in recording sales transactions, purchases and reports - reports still use the manual method by writing them into a book, this method still requires time which is relatively old and prone to calculation errors, as a result you have to work 2 times or even many times to recalculate transactions that occur. Factors that are generally controlled are human errors that occur in cooking data and storing & maintaining paper-shaped documents, where this is very difficult to overcome. In addition, the process of searching for data or inventory is also less effective and efficient. also affect customers, even though performance according to the store is needed to satisfy customers.

The development of information systems is increasingly rapidly nowadays requires a lot of educational institutions to develop information systems in educational environments that do not fall behind with other educational institutions. It's possible the parents and students will move to the educational institutions that have information systems that fast, accurate and reliable way to get the information required with skills no doubt in supporting the learning system. SMK Negeri 4 Kendal is located at Jl. Soekarno-Hatta Kendal, very aware of the importance of information systems. The information that fast, accurate and available at all times would be very helpful in the implementation of the learning process is also in the process of admission of new students. A newly established education institution four years ago was very concerned about the availability of information systems needed by students and parents so that information systems and the fabric of cooperation to do with ease. The purpose of this research is to increase the number of new admissions and quality of service in the admission of new students and in conducting the data collection and reporting so that information needed by prospective students as well as guardians and leaders mmurid can be obtained at any time. In this research, the application used is PHP programming MySQL database.