Need someone to improve and to fix my domain marketplace

i need to someone can fix:
Price domain drop
Domain payments(pay plans and bank wire , plus check the other payments are working.
Website mobile optimize (dashbaords for admin and users , also certain pages.
Fix domains sold issue
Ad my linkedin google chrome plugin to dashbaord
rebrand my twitter plugin , remove limitation,ad the extra feature for follow .
Check all features on website that are working
i need someone has the comon of sense ,using this plataform,someone that help me
improving the plataform.
Create 1 more plugins for promotion ,simular to the ones i have for facebook.
example will be given,you could also rebrand this plugin,instead of buiding from scratch.