You will not be able to get right away a US government grant for your business since there will always be a process that you need to follow first. When you are applying for a government grant, it would be for your best interest here to take note of your conduct and demeanor when you are dealing with people who are delegated with these functions. The level of professionalism that you carry yourself with on the entirety of your application process gives them a good hint of the manner in which you will handle your business venture which is important to ensure its success.
You will need to provide all requirements being asked of you seeing to it that nothing will be missed or left out, otherwise your application will just go down the drain and your efforts will just be in vain. As much as possible take extra caution on this. Make it a point, too, to check for any errors prior to submitting your application. Best practice to do is to proofread the document first so you can spot errors if there are any, so you can have it corrected first before coming up with a final copy.
It will be for your own good that you proofread first your US government grant several times prior to submission. This will definitely keep at bay any errors from occurring which may have an adverse impact on your government grant petition.
It is important to present as well a document clearly specifying the manner in which you will be using the money if they will actually award to you the requested amount. As much as possible try to veer away from giving an overly estimated amount for some expected expenditures that you will be having as this does not give them a good impression of you.
With all these being said, it boils down to your character and your real intentions of requesting for a government grant.
[Fay Rauf] has been in the field of Government Grants for a long time and maintains a website about Grants Available Now See If You Qualify where you can get answers to the rest of your questions.