Buddypress Customizations

I have a Buddypress SIte. I need some Customizations. Only Bid if You can Provide all the Customizations. (a) Add an Activity Sub Menu as "Wall" which will merge all the activity of Personal, Mentions, Friends, Groups etc in one page called Wall. For Ex. Similar to Facebook Wall Activity or News Feed (b) Create a Login and Registration Page based on Modal Plugin. ( like Pop Up Login and Registration Forms ). ( i have made login and reg page , but i want it as in pop up box ) (c) I have few more once you bid i will tell you.