Build Inventory System From Scratch using Bootstrap (nested datatable) & PHP

GO THRU THIS FULLY AND GIVE A FINAL QUOTE AND TIMELINE. I DONT WANT TO SEE ANYTHING ELSE OTHER THAN WAT I HAVE ASKED FOR Here's the rquirements of the inventory system I wants to develop from scratch using bootstrap & php *manage means add, edit, delete, search, download (pdf, docx, excel) data admin subadmin branch admin ADMIN 01) login 02) manage subadmin 03) manage users/branch admin assign those users/branch admin to the specific inventory system e.g: User A1 can manage own data of the A1 Branch of Company A User A2 manage own data of the A2 Branch of Company A User B manage own data of the company B Branch Admin of the company A manage data of company A deactivate user 04) manage pricing package 05) monitor the activity of the users including demo *** System should be able to let the user try on it (trial for some days) *** They can purchase over the package they wants and it will auto assign the user to the certain package (refer to the pricing part of the reference system) Refer to this system [login to view URL] -> go to demo *** must include manageable invoice part where those users who bought the system over should be able to drag and drop the placement of how their invoice wants to looks alike. e.g : moving logo to top right enable/disable paging moving title to top put watermark ======================================================== this system must be having nested datatable. Refer to below links for reference. User able to enable/disable the nest table bootstrap hierarchy level [login to view URL] [login to view URL] [login to view URL] ***Datatable nest tables ***Expendable datatable - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] - [login to view URL] (collapse all other nested rows except for expanding) - [login to view URL] - [login to view URL] - [login to view URL] p.s: There wont be any upfront payment. Payment will be paid based on milestones agreed on finalizing. Must be bi-weekly reporting and each ui/ux must be get approval before working on functionality. Include the sample project related to inventory, final cost & timeline, questions if there's any, framework gonna use. Send me the proper document which includes all the features, cost and timeline of it. How you planning to work on it if you are chosen. Your company website, facebook page. Support and maintenance after the project delivery.