Crossword Help Forum
Forum Rules

allow the Spanish poison to be brought up (6)
so far i have e_a_l_. it could be enable, but if so i would like to know why

also....Investment of capital possibly (5)
i have _i_g_

and....Increase keenness (5)
i have _t_o_

thanks in anticipation!

allow the Spanish poison to be brought up (6)
(el bane) backwards.
Increase keenness (5) I think is probably - Strop. which can mean -sharpen.