Php , cms

hi,
this is elearning website made with drupal,
1- the Faq-question (text space) but now i cant insert the text in the textbox.
A- i want to add video format extension to upload video cources (this is in my external LCMS ) i can only upload 2024 kb, which is not enough for vides
ineed to increase the file upload (memory) to upload the video content
3- add skype and idroo icon and replace a banner picture and content on the home page.(i have th content to be uploaded)
4- add week schedual form for one type of user account. (just the week schedual-day and hours)
ready to start today, the project for responsible and need to be urgent
if you are interested then we i can show you the project Task before you start.
thanks