Using your $100K example, the 6% seller assist is far more valuable to this buyer than merely reducing the purchase price by $6K because the 6% seller assist is a $6,000 reduction in funds required to close whereas reducing the purchase price by $6K equates to less than a $200 savings (2.5% down payment + some incidentals).

I start with market rent or a little less to reduce vacancy.

Unless you can get the price significantly reduced, walk away Tim!

I'm out of debt, don't really plan on using my card much except for emergencies but the recovering spendthrift and the riskier investor sides of me - are curious if I should call the company back and ask for them to r...

.- Getting under contract and then reducing the price because of findings is common, but major reductions are likely to tick off the seller unless you have strong justification.

-Should I reduce my price offering? 

You can agree to represent yourself and reduce your offer by the percentage that the buyer's agent would get.

We also were able to get the property taxes reduced by filing a complaint with the county.

You're none of these so don't waste the energy looking at them. 

One buyer could take up a lot of your time and energy and there is no guarantee they'll stick with the deal.