Does anyone have any suggestions for websites or other online resources that are good in determining rent estimates in different areas? 

HUD's are determined by the type of property (insured vs uninsured) whereas Fannie Mae is determined by state.

Try not to let 'feelings' determine your offer.

The firm’s management and board of directors would be expected to develop methodologies to determine and monitor appropriate measures for the firm in each of these areas.

You determination will be very important and valuable.

I am curious to see what strategies other investors use to determine when it is time to sell off some of their rental properties.  

Just determine what your goal is and think about what steps need to be done and in what time frame in order to accomplish it.  

I'm curious about properly adjusting the value of comparison properties to determine the After Repair Value for our subject properties.

So I pulled the trigger last Friday and got my first deal under contract and know I am working to wholesale right now.I am determined and motivated and I am not scared to make mistakes.

IF, FOR ANY REASON, SELLER (A) IS UNABLE TO MAKE THE TITLE INSURABLE OR CORRECT TITLE PROBLEMS OR (B) IS UNABLE TO OBTAIN TITLE INSURANCE FOR THE PROPERTY FROM A REPUTABLE TITLE INSURANCE COMPANY AT REGULAR RATES OR (C) DETERMINES IN ITS SOLE DISCRETION THAT IT IS UNABLE OR IT IS ECONOMICALLY NOT FEASIBLE TO CONVEY GOOD AND MARKETABLE TITLE TO THE PROPERTY INSURABLE BY A REPUTABLE TITLE INSURANCE COMPANY AT REGULAR RATES, AT THE CLOSING DATE, AND SUCH CLOSING DATE IS NOT EXTENDED OR OTHERWISE AMENDED IN THE SOLE AND ABSOLUTE DISCRETION OF SELLER AS SET FORTH ELSEWHERE IN THIS AGREEMENT, OR (D) DETERMINES, IN ITS SOLE DISCRETION TO DEEM THE AGREEMENT NULL AND VOID IF REQUIRED BY APPLICABLE LAW, AND/OR REQUIRED BY ANY EXISTING CONTRACT OR AGREEMENT BINDING UPON SELLER AND/OR THE PROPERTY, INCLUDING, WITHOUT LIMITATION, ANY AGREEMENTS WITH THE PRIOR OWNER OF THE PROPERTY, ANY MORTGAGE INSURER OR ANY MORTGAGE BROKER, THEN SELLER MAY CANCEL THE TRANSACTION CONTEMPLATED BY THIS AGREEMENT BY WRITTEN NOTICE TO THE OTHER PARTY AND THE ESCROW/CLOSING AGENT.