Challenge #273: Filling In The Blanks

[ddiesel]

My solution:

Spoiler

Sort of clunky, but gets the job done. 

[mmontgomery]

Challenge #273

[CHarrison]

My solution :)

[AnaisComyn]

Done !

[ARussell34]

It took me a minute to use the summarize tools to identify the starting and ending dates for each customer, but rather simple problem otherwise.

[ARussell34]

It took me a minute to comprehend I should start with two summarize tools, but otherwise a very simple problem.

[Alteryx_AR]

Fun Challenge

[leonhekkert]

My solution. 

Spoiler

[mikael_hyensjo]

Solution

[JamesCharnley]

Spoiler

Took a little while to find the logic. One of the last basic challenges that's managed to evade me!