Question

Need my five sentence paragraph proofread!!! PLEASE To prepare to host a party or an event. The first thing that would need to be done is set a date and find the location. Then I would make a guest list, figure out the menu, entertainment. I would seek input from other and an them task to do. Three weeks before I would mail the invites outs. Once the party or event got in it way I woul make sure everything was going as planned and the guest was having a good time.

Answer 1

I placed all my corrections between two (), comment if something is not clear. 

Is (to) set a date and find the location.
 out the menu, (as well as the) entertainment. 
input from other(s) and (assign) them tasks to (complete). 
mail the invites out(no s). 
or event (got underway, I would)
the guests(s) (were) having a good time.