Keep shopping for lower prices. Talk to several salesmen. Take them out to lunch, buy them a beer and and ask a lot of questions. You need more weed control--since this will be your main source of complaints.
Take a look at "Lockup", a new highly effective herbicide on a dry granule.
Fungicide is costly--drop it. Likewise the grub product--unless it is actually needed--then optional charge.
Talk to Phasthound about organic fert--I think he can give you better advice--and charge less than $36 per bag. Barry knows his stuff. Lots of experience.
It is better and cheaper to spray your weeds and crabgrass touchups with separate sprayers and separate solutions.
Get your license and read a few hundred posts on this site. That is an education all by itself.