Dan Shelhamer you can try truerent.com or rentecdirect.com for the tracking of in come and expenses.I input all the transactions daily or weekly and I scan all paper receipts into a folder on my computer categorized by month/year

yes, it might become a semi common thing to have a little in house storage, but anyone who has bought a battery backup system for their computer can tell you how expensive it is. 

I dove into the IRS code today, and I think I have an airtight argument that the de minimis rule applies not only to personal property like refrigerators and computers, but also to materials and supplies used in improvements and also materials and supplies for work done on a home before it's placed in service.Here's my reasoning: The rule states that its purpose is to allow the taxpayer to immediately deduct items that would otherwise be capitalized.

I'll go try MS Edge, but I prefer Mozilla Firefox desktop. 

.§1.446-1, General rule for methods of accounting(c)Permissible methods(1)In generalSubject to the provisions of paragraphs (a) and (b) of this section, a taxpayer may compute his taxable income under any of the following methods of accounting:(i)Cash receipts and disbursements methodGenerally, under the cash receipts and disbursements method in the computation of taxable income, all items which constitute gross income (whether in the form of cash, property, or services) are to be included for the taxable year in which actually or constructively received.

Technology is not always good for us. what took me a year and a lot of money at least for the time period.. can now be duplicated at your home computer  LOL.. yup.And when my Dad started in the 60s  direct mail was alive and well its how all the land companies got leads that and of course advertising in the newspaper ( which I know most of our new BP members probably dont remember or even know what a classified add in a paper looks like). 

I also will jump on the computer for an hour or so after the kids go down and peruse.

I will be doing this both online and as a desktop application.

I have very minimum computer experience and was able to figure it out for free.

Pay particular attention to the period around the lease start and renewal dates.Check with your records: Review your personal records, such as your computer files, cloud storage, or any physical files you may have.