Web development

I need some changes to an existing website. [login to view URL] Overall this website is how I want it the main things I need to change or I want to improve the photo gallery and add more pictures and clean up some of the pictures then color charts I need to change all the colors And improve the experience from my clients viewing Three I want to add another tab to e-commerce site where I will list products and materials for sale I will need pictures and descriptions created for approximately 100 items or possibly less we will discuss I need to take payment and have shipping calculated and I’m not sure if we need to do something like a PayPal currently are use QuickBooks online and send it invoice to the customer they can pay by credit card or check Fourth I just overall need the site cleaned up the keywords cleaned up I believe I have an analytics already so that either needs to be improved or one added and somebody just to do basic maintenance like add new pictures etc. on annual basis which is very rare I don’t usually upload but maybe 10 pictures twice a year Fourth I just overall need the site cleaned up the keywords cleaned up I believe I have an analytics already so that either needs to be improved or one added and somebody just to do basic maintenance like add new pictures etc. on annual basis which is very rare I don’t usually upload but maybe 10 pictures twice a year Please provide your best fixed pricing no hourly rate excepted the terms you seek along with suggestions that you would make to make this the bibs best website on the market in my field