Self-written crm in old php. Tweak xml upload to avito

If you understand, there will be a lot of tasks for this project. Then CRM will need to be rewritten on the framework

All tasks are done in CRM "rent" all tables with "apartments"
1. Correct the hpmle unloading on avito http://joxi.ru/KAgda9jCNjvLkr.
1.1. Which file is uploaded to avito http://joxi.ru/D2PG9RvhBlKVPm.
1.2. I tried to unload 1 apartment, but it did not appear in the hml file.
1.3. Make it appear in the hp file (can the crown is disabled, let 1 time in 5 minutes is triggered)
1.4. If this is not implemented, then implement according to the instructions of the http://autoload.avito.ru/format/realty/#4 and there will be a surcharge for the task.

Please write right away
1. When you are ready to start.
2. How well you understand someone elses code.
3. What is the price of an hour of your work.
4. How to contact you.