These video blogs are maddeningly difficult and time-consuming, especially at Mr. Rewrite's advanced age. But the sign at right inspired him to birth today's effort.
Assuming this is a free career guide, it is complimentary, not complementary.
For the sign to be correct, the career guide would have to complete or help to perfect something else, another career guide perhaps.
A hotel offers complimentary drinks, wireless, breakfast, etc. Mrs. Rewrite usually is complimentary of her husband's efforts on this blog, though she agrees that video blogs are maddeningly difficult and time-consuming, especially at Mr. Rewrite's advanced age. It's fortunate that she and Mr. Rewrite are complementary when it comes to grammar, spelling and language in general.
Here's more on complimentary vs. complementary from someone smarter than Mr. Rewrite (not difficult).
Is that enough for you? Mr. Rewrite needs a nap.