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The above photo is old copy and has been updated on the following page: https://www.biggerpockets.com/blog/pro-partnersSelf-manage unlimited rental properties – powered by RentRedi.Screen tenants, accept applications, and e-sign leasesCollect rent online without any hidden feesReduce vacancy with syndicated network postings and professionally-designed listingsRentRedi is typically $19.95/month, but Pro members get it for FREE ($240 annual value)Please let me know if you have any issues accessing your account!

. - I'm quite familiar with that area of Huntsville, and just took a look at your listing online. 

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Go to Etsy and search for "rental property tracker," and you will find hundreds of nice spreadsheets to track 10-20 rentals, usually for under $10.Software has extremely helpful features like online payments, marketing syndication (click a button, and your property is advertised on multiple sites), electronic document review/signing, maintenance tracking, and owner reports.

Online platforms, industry conferences, and networking events are excellent sources for discovering new sponsors.

I saw a bit online that stated it could be worth it in some states, but not others. 

I keep hearing about the rent to retirement company so I watched their online video.

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Image to Image - There are many AI apps out there online that can modify images.