Html(5) Javascript Webapp with PHP + MySQL based on Excel Sheets

Brief description of the services to be provided The intended project includes the development of an object management system that the following Business processes supported: - Storage of object data and owners - Preparation of a business plan for the individual objects - Booking and tracking of housing benefit payments and reserves and expenses - Booking and tracking of rental payments and associated costs per unit - Settlement of owners' meetings System: - Excel Sheets will be send to awarded freelancer - Architecture o object data. (Object data: address, size, representation, distribution keys, service contracts, accounts, Link - Owner) o residential units. (Link - Object Link - owners, Link - tenants, counters, accounts, etc) o owner master data (contact information, residential units, accounts, Link - Property, etc) o tenant master data. (Contact details, link - object link - owners, Link - Counters, accounts) - User Administration - Object management - Tenant management - Homeowners Meeting Management - Reporting on objects, Owner and reserves - Log File for all user actions - Language Support: English, German and easy Integration of other languages Business Processes: 1 Property Management Account Management - Negotiable costs o Water o Power (general) o insurance o taxes o services - Unfit costs o maintenance o investments o bank charges o Administrative costs - Owner revenue o housing benefit reductions o reserve posts Economic Planning per object - Cost planning per item - Reserve planning annual accounts - Creation of the individual owner accounts - Comparison billing economic planning and accounting 2 owners' meetings archiving - Protocol Management - Ownership Management processing - Invitations - Protocol dispatches - Administration of decisions 3 tenant administrations account Management - Rental payments (cold) - Charges payments o payments o Recoverable incidental expenses payments Billing and management of payment order - Automatic warning functions payroll Control - Settlement for Owners (Report) - Utility billing tenants (report / invoice)